Pitts, R. A. L. (2001). Strategic management: Building and sustaining competitive advantage.
Παραπομπή Chicago StylePitts, Robert A; Lei. Strategic Management: Building and Sustaining Competitive Advantage. South-Western College Publishing:Singapore, 2001.
Παραπομπή MLAPitts, Robert A; Lei. Strategic Management: Building and Sustaining Competitive Advantage. 2001.
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