Hook, J. R. (2000). Global business library: Influencing people. Gemini Books.
Dyfyniad Arddull ChicagoHook, John R. Global Business Library: Influencing People. New Delhi: Gemini Books, 2000.
Dyfyniad MLAHook, John R. Global Business Library: Influencing People. Gemini Books, 2000.
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