Bower, J. L. (1995). Business policy: Managing strategic processes (8th ed.). Irwin.
Lua i Stíl Chicago (17ú heag.)Bower, Joseph L. Business Policy: Managing Strategic Processes. 8th ed. Chicago: Irwin, 1995.
Lua MLA (9ú heag.)Bower, Joseph L. Business Policy: Managing Strategic Processes. 8th ed. Irwin, 1995.
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