Citazione Stile APA (7a Edizione)

Robert, H. D. M. (2010). Entrepreneurship (2nd ed.). SAGE.

Citazione stile Chigago Style (17a edizione)

Robert, Hisrich D; Michael. Entrepreneurship. 2nd ed. New Delhi: SAGE, 2010.

Citatione MLA (9a ed.)

Robert, Hisrich D; Michael. Entrepreneurship. 2nd ed. SAGE, 2010.