APA (7th ed.) Citation

Siahaan, J. (2009). Managing competition. Salemba Empat.

Chicago Style (17th ed.) Citation

Siahaan, Janpie. Managing Competition. Salemba Empat, 2009.

MLA (8th ed.) Citation

Siahaan, Janpie. Managing Competition. Salemba Empat, 2009.

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