APA (7th ed.) Citation

Siagian, P. (1987). Penelitian operasional: Teori dan praktek. UI Press.

Chicago Style (17th ed.) Citation

Siagian, P. Penelitian Operasional: Teori Dan Praktek. UI Press, 1987.

MLA (8th ed.) Citation

Siagian, P. Penelitian Operasional: Teori Dan Praktek. UI Press, 1987.

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