Ali, Abdullah, Malaysian Protocol and Correct Forms of Address, published by Times Books International, 1986, ISBN 9971-65-370-2
Cheong, Mei Sui, Information Malaysia: 1985 Year Book,published by Berita Publishing, 1985
De Ledesma, Charles; Lewis, Mark; Savage, Pauline, Malaysia, Singapore and Brunei, published by Rough Guides, 2003, ISBN 1-84353-094-5
Karim, Gulrose; Tate, Desmond Muzaffar, Information Malaysia, published by Berita Publ. Sdn. Bhd., 1989
Kershaw, Roger, Monarchy in South-East Asia: The Faces of Tradition in Transition, published by Routledge, 2001, ISBN 0-415-18531-9
Morais, John Victor, The Who's who in Malaysia, published by Solai Press., 1967
Morris, Ira J., My East was Gorgeous, by Ira J. Morris, published by Travel Book Club, 1958
Nadarajah, K. N, Tengku Ahmad Rithauddeen: His Story, Pelanduk Publications, 2000, ISBN 967-978-709-5
Nadarajah, Nesalamar, Johore and the Origins of British Control, 1895-1914, published by Arenabuku, 2000, ISBN 967-970-318-5
Rahman, Abdul; Solomon, J. S., Challenging Times, published by Pelanduk Publications, 1985, ISBN 967-978-094-5
The International Who's Who 2004: Book with Single-User Online Access, by Elizabeth Sleeman, published by Europa Publications, Published by Routledge, 2003, ISBN 1-85743-217-7
Towards Relevant Education: A General Sourcebook for Teachers, published by Education Forum (Philippines), Alternative Instructional Materials Project, Education Forum, 1986, ISBN 971-91006-0-5
