APA (7th ed.) Citation

SIAGIAN, P., & SIAGIAN, P. (1987). Penelitian Operasional Teori Dan Praktek P. Siagian. UIP.

Chicago Style (17th ed.) Citation

SIAGIAN, P., and P. SIAGIAN. Penelitian Operasional Teori Dan Praktek P. Siagian. UIP, 1987.

MLA (8th ed.) Citation

SIAGIAN, P., and P. SIAGIAN. Penelitian Operasional Teori Dan Praktek P. Siagian. UIP, 1987.

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