HISRICH, R. D. P. (2020). Entrepreneurship. McGraw Hill Education.
Lua i Stíl Chicago (17ú heag.)HISRICH, Robert D. Peters. Entrepreneurship. McGraw Hill Education, 2020.
Lua MLA (9ú heag.)HISRICH, Robert D. Peters. Entrepreneurship. McGraw Hill Education, 2020.
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