Robert Kreitner. (2008). Principles of management. South-Western ; Cengage Learning.
Citazione stile Chigago Style (17a edizione)Robert Kreitner. Principles of Management. Australia: South-Western ; Cengage Learning, 2008.
Citatione MLA (9a ed.)Robert Kreitner. Principles of Management. South-Western ; Cengage Learning, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.