Cassidy, C. M. (2011). Principles of Management.: 12th ed (12th ed.). South-Western.
Chicago-viite (17. p.)Cassidy, Carlene M. Principles of Management.: 12th Ed. 12th ed. United States.: South-Western, 2011.
MLA-viite (9. p.)Cassidy, Carlene M. Principles of Management.: 12th Ed. 12th ed. South-Western, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.