Frederick, H. H., Kuratko, D. F., & Hodgetts, R. M. (2007). Entrepreneurship: Theory, process, practice. Thomson South-Western.
Chicago Style aipamenaFrederick, Howard H., Donald F. Kuratko, and Richard M. Hodgetts. Entrepreneurship: Theory, Process, Practice. Australia: Thomson South-Western, 2007.
MLA aipamenaFrederick, Howard H., et al. Entrepreneurship: Theory, Process, Practice. Thomson South-Western, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.