APA (7th ed.) Citation

Akbar, P. S., & Usman, H. (2011). Metodologi Penelitian Sosial. Bumi Aksara.

Chicago Style (17th ed.) Citation

Akbar, Purnomo Setiady, and Husaini Usman. Metodologi Penelitian Sosial. Bumi Aksara, 2011.

MLA (8th ed.) Citation

Akbar, Purnomo Setiady, and Husaini Usman. Metodologi Penelitian Sosial. Bumi Aksara, 2011.

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