Barringer, B. R., & Ireland, R. D. (2017). Entrepreneurship: Successfully Launching New Ventures (4th ed.). Pearson Education India Pvt. Ltd.
Chicago-viite (17. p.)Barringer, Bruce R., ja R. Duane Ireland. Entrepreneurship: Successfully Launching New Ventures. 4th ed. New Delhi: Pearson Education India Pvt. Ltd, 2017.
MLA-viite (9. p.)Barringer, Bruce R., ja R. Duane Ireland. Entrepreneurship: Successfully Launching New Ventures. 4th ed. Pearson Education India Pvt. Ltd, 2017.
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