Hisrich, R. D. e. a. (2014). Entrepreneurship (9 edition.).
Chicago Style aipamenaHisrich, Robert D et al. Entrepreneurship. 9 edition. TATA McGraw-Hill Publishing Co., New Delhi, 2014.
MLA aipamenaHisrich, Robert D et al. Entrepreneurship. 9 edition. 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.