APA (7e ed.) Bronvermelding

Ooi, K. B. (2006). The reluctant politician: Tun Dr. Ismail and his time. Institute of Southeast Asian Studies.

Chicago (17e ed.) Bronvermelding

Ooi, Kee Beng. The Reluctant Politician: Tun Dr. Ismail and His Time. Singapore: Institute of Southeast Asian Studies, 2006.

MLA (9e ed.) Bronvermelding

Ooi, Kee Beng. The Reluctant Politician: Tun Dr. Ismail and His Time. Institute of Southeast Asian Studies, 2006.