Tiffany, P. (2005). Business plans for dummies. Canada: Wiley Publishing, Inc.
Chicago Style aipamenaTiffany, Paul. Business Plans for Dummies. Canada: Wiley Publishing, Inc, 2005.
MLA aipamenaTiffany, Paul. Business Plans for Dummies. Canada: Wiley Publishing, Inc, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.