Parker, S. C. (2004). The Economics of Self-Employment and Entrepreneurship (1.). Cambridge University Press. https://doi.org/10.1017/CBO9780511493430
Chicago-Zitierstil (17. Ausg.)Parker, Simon C. The Economics of Self-Employment and Entrepreneurship. 1. Cambridge ; New York: Cambridge University Press, 2004. https://doi.org/10.1017/CBO9780511493430.
MLA-Zitierstil (9. Ausg.)Parker, Simon C. The Economics of Self-Employment and Entrepreneurship. 1. Cambridge University Press, 2004. https://doi.org/10.1017/CBO9780511493430.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.