Cita APA (7a ed.)

Hong, O. T. (1989). Drug abuse in Singapore: A psychosocial perspective (1. publ.). Hillview Publ.

Cita Chicago Style (17a ed.)

Hong, Ong T. Drug Abuse in Singapore: A Psychosocial Perspective. 1. publ. Singapore: Hillview Publ, 1989.

Cita MLA (9a ed.)

Hong, Ong T. Drug Abuse in Singapore: A Psychosocial Perspective. 1. publ. Hillview Publ, 1989.