APA (7th ed.) Citation

Tan,B.Y. (1990). Who are they? Pan pacific publications pte.ltd..

Chicago Style (17th ed.) Citation

Tan,B.Y. Who Are They? Singapore: Pan pacific publications pte.ltd., 1990.

MLA (9th ed.) Citation

Tan,B.Y. Who Are They? Pan pacific publications pte.ltd., 1990.

Warning: These citations may not always be 100% accurate.