HUMPHREY B. (2000). 21ST CENTURY SUPERVISOR: NINE ESSENTIAL SKILLS FOR FRONTLINE LEADERS. JOSSEY-BASS PUBLICATIONS.
Style de citation Chicago (17e éd.)HUMPHREY B. 21ST CENTURY SUPERVISOR: NINE ESSENTIAL SKILLS FOR FRONTLINE LEADERS. SAN FRANCISCO: JOSSEY-BASS PUBLICATIONS, 2000.
Style de citation MLA (9e éd.)HUMPHREY B. 21ST CENTURY SUPERVISOR: NINE ESSENTIAL SKILLS FOR FRONTLINE LEADERS. JOSSEY-BASS PUBLICATIONS, 2000.
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