Own work, map source redrawn from Malaysia location map.svg while data from various book and news sources:

• (1972) The Sarawak Museum Journal, Sarawak Museum (Hokkien majority in Kanowit)
• (1974) Far Eastern Economic Review, Far Eastern Economic Review Limited (Hakka majority in Cameron Highlands)
• Richard Calvin Fidler (1980) Kanowit, an Overseas Chinese Community in Borneo, University of Pennsylvania (Hokkien majority in Kanowit)
• (1988) Chinese Politics in Malaysia: A History of the Malaysian Chinese Association, Oxford University Press ISBN: 978-0-19-588881-2. (Kwongsai majority in Bentong and Raub)
• (1991) Sarawak cultural legacy: a living tradition, Society Atelier Sarawak (The majority sub-group of Chinese in Sarawak are Hakka)
• Ooi Keat Gin (1997) Of Free Trade and Native Interests: The Brookes and the Economic Development of Sarawak, 1841-1941, Oxford University Press ISBN: 978-983-56-0023-4. (Hokkien as the dominated language among ethnic Chinese in Lawas)
• (1998) The encyclopedia of the Chinese overseas, Harvard University Press ISBN: 978-0-674-25210-3. (Hakka in Bau, Papar and settlement of Chinese along the coasts)
• (2000) The Chinese in Malaysia, Oxford University Press ISBN: 978-983-56-0056-2. (Hokkien is the majority in West Malaysia while Hakka is the majority in East Malaysia)
• Delai Zhang (2002) The Hakkas of Sabah: A Survey of Their Impact on the Modernization of the Bornean Malaysian State, Sabah Theological Seminary ISBN: 978-983-40840-0-4. (Major Hakka migration to the western coast of Sabah)
• Craig A. Lockard (2003) Chinese immigration and society in Sarawak, 1868-1917, Sarawak Chinese Cultural Association ISBN: 978-983-9360-34-9. (Hokkien in Lawas)
• (30 November 2004) Encyclopedia of Diasporas: Immigrant and Refugee Cultures Around the World. Volume I: Overviews and Topics; Volume II: Diaspora Communities, Springer Science & Business Media, pp. 699– ISBN: 978-0-306-48321-9. (Hokkien are so prominent in the states of Johor, Kedah, Kelantan, Malacca, Penang, Perlis, Sarawak and Terengganu while the Hakka is prominent in Sabah)
• (11 April 2011) Connecting Seas and Connected Ocean Rims: Indian, Atlantic, and Pacific Oceans and China Seas Migrations from the 1830s to the 1930s, BRILL, pp. 218– ISBN: 90-04-19316-2. (Penang were Hokkien town, while Kuala Lumpur was dominated by Cantonese. Johor Bahru was a Teochew town. In Borneo, Hokkiens dominated Kuching, while Sibu was a Foochow town. In Sabah, Kota Kinabalu in the west coast was dominated by Hakkas and east coast Sandakan was Cantonese)
• (2012) Malaysian Chinese: Recent Developments and Prospects, Institute of Southeast Asian Studies, pp. 114– ISBN: 978-981-4345-08-8. (Cantonese majority in Miri, Hokkien majority in Kuching while Foochow majority in Bintangor, Sarikei and Sibu)
• (12 October 2012) Chinese Populations in Contemporary Southeast Asian Societies: Identities, Interdependence and International Influence, Routledge, pp. 221– ISBN: 978-1-136-12346-7. (Hokkien majority in Batu Pahat and Muar and some presence in Klang and Sekinchan)
• Lim How Pim (12 April 2013). Research being done on history of Hakkas. The Borneo Post. Retrieved on 1 May 2019. (The Hakka community, which is the largest Chinese dialectal group in Sarawak most resides in Bau, Serian, Samarahan and Batu Kawa)
• 林開忠 (1 August 2013) 客居他鄉－東南亞客家族群的生活與文化, 客家委員會客家文化發展中心, pp. 70– ISBN: 978-986-03-7668-5. (Hakka is the majority in eastern coast of Sabah in Lahad Datu, Semporna and Tawau)
• Chung Mui Kong (4 August 2013) Little Snapshots, BookBaby, pp. 10– ISBN: 978-0-9922955-1-6. (Hakka in Papar)
• Kee Howe Yong (6 December 2013) The Hakkas of Sarawak: Sacrificial Gifts in Cold War Era Malaysia, University of Toronto Press, pp. 82– ISBN: 978-1-4426-6798-3. (Hakka stronghold in Bau)
• Reminiscing Kapit’s rich history. The Borneo Post (7 July 2015). Retrieved on 1 May 2019. (Hokkien settle in Kapit during the reign of the White Rajahs in the 1880s, while Hakka arrived some 16 years later, followed by the Foochow)
• Mary Eu (25 July 2015). Star2 Monthly Challenge: Yong Peng in Johor is Hockchew central. Star2.Com. Retrieved on 5 August 2020. (Foochow/Hokchew is the majority Chinese in Yong Peng)
• Spaoh, Debak: Tales of 2 less-travelled towns. The Borneo Post (23 June 2016). Retrieved on 1 May 2019. (Hakka established Spaoh)
• Simon Khoo (27 December 2016). Quiet existence after a glittery past. The Star. Retrieved on 1 May 2019. (Hakka majority in Raub)
• Foong Pek Yee (23 June 2017). A village in transition. The Star. Retrieved on 1 May 2019. (Hakka majority in Kulai)