HEGAR, K. W. (1988). Investing In Business Kathryn W. Hegar. Hougthon.
Lua i Stíl Chicago (17ú heag.)HEGAR, Kathryn W. Investing In Business Kathryn W. Hegar. Hougthon, 1988.
Lua MLA (8ú heag.)HEGAR, Kathryn W. Investing In Business Kathryn W. Hegar. Hougthon, 1988.
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