Kaplan, J. M. (2004). Patterns of Entrepreneurship. John Wiley & Sons.
Dyfyniad Arddull ChicagoKaplan, Jack M. Patterns of Entrepreneurship. Chichester: John Wiley & Sons, 2004.
Dyfyniad MLAKaplan, Jack M. Patterns of Entrepreneurship. John Wiley & Sons, 2004.
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