Higgins, J. M., & Vincze, J. W. (1993). Strategic management: Text and cases (5th ed.). Dryden Press.
Lua i Stíl Chicago (17ú heag.)Higgins, James M., agus Julian W. Vincze. Strategic Management: Text and Cases. 5th ed. Fort Worth: Dryden Press, 1993.
Lua MLA (9ú heag.)Higgins, James M., agus Julian W. Vincze. Strategic Management: Text and Cases. 5th ed. Dryden Press, 1993.
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