Crawford, F., & Mathews, R. (2001). The myth of excellence: Why great companies never try to be the best at everything (First Edition.). Crown Business.
Παραπομπή σε μορφή Chicago (17η εκδ.)Crawford, Frederick, και Ryan Mathews. The Myth of Excellence: Why Great Companies Never Try to Be the Best at Everything. First Edition. New York: Crown Business, 2001.
Παραπομπή σε μορφή MLA (9th εκδ.)Crawford, Frederick, και Ryan Mathews. The Myth of Excellence: Why Great Companies Never Try to Be the Best at Everything. First Edition. Crown Business, 2001.
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