HELLRIEGEL DON. (2002). MANAGEMENT: COMPETENCY BASED APPROACH (9TH.). THOMSON SOUTH-WESTERN.
Chicago-referens (17:e uppl.)HELLRIEGEL DON. MANAGEMENT: COMPETENCY BASED APPROACH. 9TH. AUSTRALIA: THOMSON SOUTH-WESTERN, 2002.
MLA-referens (9:e uppl.)HELLRIEGEL DON. MANAGEMENT: COMPETENCY BASED APPROACH. 9TH. THOMSON SOUTH-WESTERN, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.