APA (7th ed.) Citation

Asimov, I., & Zubaidah Abd Rahman. (1993). Pluto: Planet kembar? Federal Publications.

Chicago Style (17th ed.) Citation

Asimov, Isaac, and Zubaidah Abd Rahman. Pluto: Planet Kembar? Kuala Lumpur: Federal Publications, 1993.

MLA (9th ed.) Citation

Asimov, Isaac, and Zubaidah Abd Rahman. Pluto: Planet Kembar? Federal Publications, 1993.