Παραπομπή APA
Black, J. M. (1975). The basics of supervisory management: Mactering the art of effective supervision /James Menzier Black. New York: McGraw-Hill.
Παραπομπή Chicago StyleBlack, James Menzies. The Basics of Supervisory Management: Mactering the Art of Effective Supervision /James Menzier Black. New York: McGraw-Hill, 1975.
Παραπομπή MLABlack, James Menzies. The Basics of Supervisory Management: Mactering the Art of Effective Supervision /James Menzier Black. New York: McGraw-Hill, 1975.
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