SIGBAN, N. B. (1986). Communication For Management And Business Norman B. Sigban. Scott,Foresman and company.
Čikaški stil citiranja (17. izdanje)SIGBAN, Norman B. Communication For Management And Business Norman B. Sigban. Scott,Foresman and company, 1986.
MLA način citiranja (8. izdanje)SIGBAN, Norman B. Communication For Management And Business Norman B. Sigban. Scott,Foresman and company, 1986.
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