APA (7th ed.) Citation

A.M, A. (2009). Memahami Gejala Alam. PT. Puri Pustaka.

Chicago Style (17th ed.) Citation

A.M, Athea. Memahami Gejala Alam. PT. Puri Pustaka, 2009.

MLA (8th ed.) Citation

A.M, Athea. Memahami Gejala Alam. PT. Puri Pustaka, 2009.

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