APA Alıntı

Vaynerchuk, G. (2011). The thank you economy. New York: Harper Business.

Chicago Stili Alıntı

Vaynerchuk, Gary. The Thank You Economy. New York: Harper Business, 2011.

MLA Alıntı

Vaynerchuk, Gary. The Thank You Economy. New York: Harper Business, 2011.