Dowling, W. F., & Sayles, L. R. (1971). How managers motivate: The imperatives of supervision. McGraw-Hill.
Chicago Style aipamenaDowling, William F., and Leonard R. Sayles. How Managers Motivate: The Imperatives of Supervision. New York: McGraw-Hill, 1971.
MLA aipamenaDowling, William F., and Leonard R. Sayles. How Managers Motivate: The Imperatives of Supervision. McGraw-Hill, 1971.
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