Sexton, D. L. (1992). The State Of Art Of Entrepreneurship. PWS Kent.
Lua i Stíl Chicago (17ú heag.)Sexton, Donald L. The State Of Art Of Entrepreneurship. PWS Kent, 1992.
Lua MLA (8ú heag.)Sexton, Donald L. The State Of Art Of Entrepreneurship. PWS Kent, 1992.
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