OLDCORN ROGER. (1988). MANAGEMENT: SKILLS AND FUNCTIONS. RUPA & COMPANY.
Čikaški stil citiranja (17. izdanje)OLDCORN ROGER. MANAGEMENT: SKILLS AND FUNCTIONS. LONDON: RUPA & COMPANY, 1988.
MLA način citiranja (9. izdanje)OLDCORN ROGER. MANAGEMENT: SKILLS AND FUNCTIONS. RUPA & COMPANY, 1988.
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