Παραπομπή APA

Olson, J. (2000). Global business library: Cutting costs. Gemini Books.

Παραπομπή Chicago Style

Olson, Jeff. Global Business Library: Cutting Costs. New Delhi: Gemini Books, 2000.

Παραπομπή MLA

Olson, Jeff. Global Business Library: Cutting Costs. Gemini Books, 2000.