O'HARA, P. D. (1995). The Total Business Plan: How To Write, Rewrite, And Revise. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)O'HARA, Patrick D. The Total Business Plan: How To Write, Rewrite, And Revise. John Wiley & Sons, 1995.
Lua MLA (8ú heag.)O'HARA, Patrick D. The Total Business Plan: How To Write, Rewrite, And Revise. John Wiley & Sons, 1995.
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