APA aipamena

 Timmons, J. A. (2011).  New Venture Creation: Entrepreneurship for the 21st century.  McGraw-Hill, Irwin.

Chicago Style aipamena

 Timmons, Jeffry A.  New Venture Creation: Entrepreneurship for the 21st Century.  McGraw-Hill, Irwin, 2011.

MLA aipamena

 Timmons, Jeffry A.  New Venture Creation: Entrepreneurship for the 21st Century.  McGraw-Hill, Irwin, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.