Gaya APA

BARRINGER, B, R., IRELAND, R, D. (2019). ENTREPRENEURSHIP; Successfully Launching New Ventures (6th (Global Ed.)). New Jersey: PEARSON.

Gaya MLA

BARRINGER, Bruce, R., IRELAND, R., Duane. "ENTREPRENEURSHIP; Successfully Launching New Ventures". 6th (Global Ed.) New Jersey: PEARSON, 2019. Text.