Cooper, A. M. (1958). How to supervise people/4e (4th ed.). Mcgraw Hill.
Čikaški stil citiranjaCooper, Alfred M. How to Supervise People/4e. 4th ed. New York: Mcgraw Hill, 1958.
MLA način citiranjaCooper, Alfred M. How to Supervise People/4e. 4th ed. Mcgraw Hill, 1958.
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