BRANCH ALAN. (2001). INTERNATIONAL PURCHASING AND MANAGEMENT. THOMSON LEARNING.
Čikaški stil citiranja (17. izdanje)BRANCH ALAN. INTERNATIONAL PURCHASING AND MANAGEMENT. AUSTRALIA: THOMSON LEARNING, 2001.
MLA način citiranja (9. izdanje)BRANCH ALAN. INTERNATIONAL PURCHASING AND MANAGEMENT. THOMSON LEARNING, 2001.
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