Gaya APA

BARRINGER, B, R., IRELAND, R, D. (2016). ENTREPRENEURSHIP; Succesfully Launching New Ventures (5th (Global Ed.)). Boston: PEARSON.

Gaya MLA

BARRINGER, Bruce, R., IRELAND, R., Duane. "ENTREPRENEURSHIP; Succesfully Launching New Ventures". 5th (Global Ed.) Boston: PEARSON, 2016. Text.