Stevens Mark. (2004). Exteme Management: What They Teach at Harvad Business Schools Advanced management Program. Profile Books.
Παραπομπή σε μορφή Chicago (17η εκδ.)Stevens Mark. Exteme Management: What They Teach at Harvad Business Schools Advanced Management Program. London: Profile Books, 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)Stevens Mark. Exteme Management: What They Teach at Harvad Business Schools Advanced Management Program. Profile Books, 2004.
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