Zimmerer. Essentials of entrepreneurship and small business management / Zimmerer. - 5th ed. - New Jersey: Pearson Education, 2008. - xvi,728 p. ; (Rk #9.a, Sh # 01) 28 cm. ISBN: 8184890761 (paperback) 9788120339118 (paperback) Source: International Book PKR 926.64 Dewey Class. No.: 658.022