Stern, C. W., Stalk, G., Stalk, G., & Stalk, G., Jr. (1998). Perspectives on strategy from the Boston Consulting Group. New York: Wiley.
Παραπομπή Chicago StyleStern, Carl W., George Stalk, George Stalk, and George Stalk, Jr. Perspectives On Strategy From the Boston Consulting Group. New York: Wiley, 1998.
Παραπομπή MLAStern, Carl W., George Stalk, George Stalk, and George Stalk, Jr. Perspectives On Strategy From the Boston Consulting Group. New York: Wiley, 1998.
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