SINGH P N. (1989). TRAINING FOR MANAGEMENT DEVELOPMENT (2.). SUCHANDRA PUBLICATIONS.
Čikaški stil citiranja (17. izdanje)SINGH P N. TRAINING FOR MANAGEMENT DEVELOPMENT. 2. BOMBAY: SUCHANDRA PUBLICATIONS, 1989.
MLA način citiranja (9. izdanje)SINGH P N. TRAINING FOR MANAGEMENT DEVELOPMENT. 2. SUCHANDRA PUBLICATIONS, 1989.
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