APA-viite (7. p.)

HELLRIEGEL DON. (2002). MANAGEMENT: COMPETENCY BASED APPROACH (9TH.). THOMSON SOUTH-WESTERN.

Chicago-viite (17. p.)

HELLRIEGEL DON. MANAGEMENT: COMPETENCY BASED APPROACH. 9TH. AUSTRALIA: THOMSON SOUTH-WESTERN, 2002.

MLA-viite (9. p.)

HELLRIEGEL DON. MANAGEMENT: COMPETENCY BASED APPROACH. 9TH. THOMSON SOUTH-WESTERN, 2002.