Lambing, P. (2000). Entrepreneurship Peggy Lambing, Charles R. Kuehl. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Lambing, Peggy. Entrepreneurship Peggy Lambing, Charles R. Kuehl. Prentice Hall, 2000.
Lua MLA (8ú heag.)Lambing, Peggy. Entrepreneurship Peggy Lambing, Charles R. Kuehl. Prentice Hall, 2000.
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