Koenig, D. T. (2003). The engineer entrepreneur. ASME Press. https://doi.org/10.1115/1.801934
Chicago Style aipamenaKoenig, Daniel T. The Engineer Entrepreneur. New York, NY: ASME Press, 2003. https://doi.org/10.1115/1.801934.
MLA aipamenaKoenig, Daniel T. The Engineer Entrepreneur. ASME Press, 2003. https://doi.org/10.1115/1.801934.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.