Wachs, W. (1971). Successful manager's guide. Vikas Publishing House Pvt. Ltd.
Čikaški stil citiranjaWachs, William. Successful Manager's Guide. Delhi: Vikas Publishing House Pvt. Ltd, 1971.
MLA način citiranjaWachs, William. Successful Manager's Guide. Vikas Publishing House Pvt. Ltd, 1971.
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