SINGH P N. (2004). TRAINING FOR MANAGEMENT DEVELOPMENT (8TH.). P N SINGH CENTRE FOR HRD.
Čikaški stil citiranja (17. izdanje)SINGH P N. TRAINING FOR MANAGEMENT DEVELOPMENT. 8TH. MUMBAI: P N SINGH CENTRE FOR HRD, 2004.
MLA način citiranja (9. izdanje)SINGH P N. TRAINING FOR MANAGEMENT DEVELOPMENT. 8TH. P N SINGH CENTRE FOR HRD, 2004.
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