Ali, Abdullah, Malaysian Protocol and Correct Forms of Address, published by Times Books International, 1986, ISBN 9971653702
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 1843530945
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 0415185319
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 9679787095
Nadarajah, Nesalamar, Johore and the Origins of British Control, 1895-1914, published by Arenabuku, 2000, ISBN 9679703185
Rahman, Abdul; Solomon, J. S., Challenging Times, published by Pelanduk Publications, 1985, ISBN 9679780945
The International Who's Who 2004: Book with Single-User Online Access, by Elizabeth Sleeman, published by Europa Publications, Published by Routledge, 2003, ISBN 1857432177
Towards Relevant Education: A General Sourcebook for Teachers, published by Education Forum (Philippines), Alternative Instructional Materials Project, Education Forum, 1986, ISBN 9719100605
