Timmons, J. A. (2007). New venture creationentrepreneurship for the 21st centuryJeffry A. Timmons and Stephen Spinelli. McGraw-Hill.
Chicago-viite (17. p.)Timmons, Jeffry A. New Venture Creationentrepreneurship for the 21st CenturyJeffry A. Timmons and Stephen Spinelli. McGraw-Hill, 2007.
MLA-viite (8. p.)Timmons, Jeffry A. New Venture Creationentrepreneurship for the 21st CenturyJeffry A. Timmons and Stephen Spinelli. McGraw-Hill, 2007.
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