APA aipamena

Barringer, B. R., & Ireland, R. D. (2012). Entrepreneurship: Successfully launching new ventures (4th ed.). Pearson/Prentice Hall.

Chicago Style aipamena

Barringer, Bruce R., and R. Duane Ireland. Entrepreneurship: Successfully Launching New Ventures. 4th ed. Boston, Mass: Pearson/Prentice Hall, 2012.

MLA aipamena

Barringer, Bruce R., and R. Duane Ireland. Entrepreneurship: Successfully Launching New Ventures. 4th ed. Pearson/Prentice Hall, 2012.