Cita APA (7th ed.)
Parker, S. C. (2004). The economics of self-employment and entrepreneurship. Cambridge.
Cita Chicago (17th ed.)
Parker, Simon C. The Economics of Self-employment and Entrepreneurship. New York: Cambridge, 2004.
Cita MLA (9th ed.)
Parker, Simon C. The Economics of Self-employment and Entrepreneurship. Cambridge, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.