Cita APA (7a ed.)

Michael J. Roberts, Howard H. Stevenson, William A. Sahlman, Paul W. Marshall, & Richard G. Hamermesh. (2007). New business ventures and the entrepreneur (6th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Michael J. Roberts, Howard H. Stevenson, William A. Sahlman, Paul W. Marshall, y Richard G. Hamermesh. New Business Ventures and the Entrepreneur. 6th ed. Boston: McGraw-Hill, 2007.

Cita MLA (9a ed.)

Michael J. Roberts, et al. New Business Ventures and the Entrepreneur. 6th ed. McGraw-Hill, 2007.