APA (7th ed.) Citation

Akbar, P. S., & Usman, H. (2004). Metodologi penelitian sosial. Bumi Aksara.

Chicago Style (17th ed.) Citation

Akbar, Purnomo Setiady, and Husain Usman. Metodologi Penelitian Sosial. Bumi Aksara, 2004.

MLA (8th ed.) Citation

Akbar, Purnomo Setiady, and Husain Usman. Metodologi Penelitian Sosial. Bumi Aksara, 2004.

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