Lua APA (7ú heag.)
Lambing, P. A., & Kuehl, C. R. (1997). Entrepreneurship. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)
Lambing, Peggy A., agus Charles R. Kuehl. Entrepreneurship. Upper Saddle River, NJ: Prentice Hall, 1997.
Lua MLA (9ú heag.)
Lambing, Peggy A., agus Charles R. Kuehl. Entrepreneurship. Prentice Hall, 1997.
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