Παραπομπή APA

Hollyforde, S., & Whiddett, S. (2002). The motivation handbook. London: Chartered Institute of Personnel and Development.

Παραπομπή Chicago Style

Hollyforde, Sarah., and Steve Whiddett. The Motivation Handbook. London: Chartered Institute of Personnel and Development, 2002.

Παραπομπή MLA

Hollyforde, Sarah., and Steve Whiddett. The Motivation Handbook. London: Chartered Institute of Personnel and Development, 2002.

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