Gellerman, S. W. (1968). Management by motivation. New York: American Management Association, Inc.
シカゴスタイル引用形Gellerman, Saul W. Management By Motivation. New York: American Management Association, Inc, 1968.
MLA引用形式Gellerman, Saul W. Management By Motivation. New York: American Management Association, Inc, 1968.
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