Hay, E. N. (1971). The best of men and management: A collection of essays on the serious concerns facing manament. Edward N. Hay and Associates.
Παραπομπή σε μορφή Chicago (17η εκδ.)Hay, Edward N. The Best of Men and Management: A Collection of Essays on the Serious Concerns Facing Manament. Edward N. Hay and Associates, 1971.
Παραπομπή σε μορφή MLA (9th εκδ.)Hay, Edward N. The Best of Men and Management: A Collection of Essays on the Serious Concerns Facing Manament. Edward N. Hay and Associates, 1971.
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