APA-viite (7. p.)

Hellriegel, D. (2002). Management: A competency based approach (9th.). Thomson Asia.

Chicago-viite (17. p.)

Hellriegel, Don. Management: A Competency Based Approach. 9th. Sinagapore: Thomson Asia, 2002.

MLA-viite (9. p.)

Hellriegel, Don. Management: A Competency Based Approach. 9th. Thomson Asia, 2002.