WARD, M. (1997). 50 ESSENTIAL MANAGEMENT TECHNIQUES. JAICO PUBLISHING HOUSE.
Chicago-čujuhus (17. p.)WARD, MICHAEL. 50 ESSENTIAL MANAGEMENT TECHNIQUES. MUMBAI: JAICO PUBLISHING HOUSE, 1997.
MLA-čujuhus (9. p.)WARD, MICHAEL. 50 ESSENTIAL MANAGEMENT TECHNIQUES. JAICO PUBLISHING HOUSE, 1997.
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