APA (7th ed.) Citation

Martin, F., & Abdul Wahab Othman. (1999). Gempa bumi. Dewan Bahasa Pustaka.

Chicago Style (17th ed.) Citation

Martin, Fred, and Abdul Wahab Othman. Gempa Bumi. Kuala Lumpur: Dewan Bahasa Pustaka, 1999.

MLA (9th ed.) Citation

Martin, Fred, and Abdul Wahab Othman. Gempa Bumi. Dewan Bahasa Pustaka, 1999.

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