Harrison, J. S., & St. John, C. H. (2002). Foundations in strategic management (2nd ed.). South-Western.
Lua i Stíl Chicago (17ú heag.)Harrison, Jeffrey S., agus Caron H. St. John. Foundations in Strategic Management. 2nd ed. Cincinnati, Ohio: South-Western, 2002.
Lua MLA (8ú heag.)Harrison, Jeffrey S., agus Caron H. St. John. Foundations in Strategic Management. 2nd ed. South-Western, 2002.
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