Shook, R. L. (1995). The greatest sales stories ever told: From the world's best salespeople. McGraw-Hill.
Cita Chicago Style (17a ed.)Shook, Robert L. The Greatest Sales Stories Ever Told: From the World's Best Salespeople. New York [etc.]: McGraw-Hill, 1995.
Cita MLA (9a ed.)Shook, Robert L. The Greatest Sales Stories Ever Told: From the World's Best Salespeople. McGraw-Hill, 1995.
Precaución: Estas citas no son 100% exactas.