Essentials of entrepreneurship and small business management / Thomas N. Zimmerer ; Norman Scarborough. (2006). Upper Saddle River, NJ: Pearson Education, c.
Essentials of entrepreneurship and small business management / Thomas N. Zimmerer ; Norman Scarborough. 3rd ed.. Upper Saddle River, NJ: Pearson Education, c, 2006. Buku Wajib.