APA-referens (7:e uppl.)

Hannagan,. (1997). Management concepts and practices. Macmillan.

Chicago-referens (17:e uppl.)

Hannagan. Management Concepts and Practices. Delhi: Macmillan, 1997.

MLA-referens (9:e uppl.)

Hannagan. Management Concepts and Practices. Macmillan, 1997.