Hisrich, R. D., Peters, M. P., & Shepherd, D. A. (2020). Entrepreneurship (Eleventh edition, international student edition.). McGraw-Hill Education.
Lua i Stíl Chicago (17ú heag.)Hisrich, Robert D., Michael P. Peters, agus Dean A. Shepherd. Entrepreneurship. Eleventh edition, international student edition. New York, NY: McGraw-Hill Education, 2020.
Lua MLA (8ú heag.)Hisrich, Robert D., et al. Entrepreneurship. Eleventh edition, international student edition. McGraw-Hill Education, 2020.
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