HISRICH, R. D., & PETERS, M. P. (2002). Entrepreneurship.-- ed.5. McGraw-Hill Irwin.
Chicago Style aipamenaHISRICH, Robert D., and Michael P. PETERS. Entrepreneurship.-- Ed.5. Boston: McGraw-Hill Irwin, 2002.
MLA aipamenaHISRICH, Robert D., and Michael P. PETERS. Entrepreneurship.-- Ed.5. McGraw-Hill Irwin, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.