Hughes, Robert Ginnett and Gordon Curphy Richard. Leadership : Enhancing the Lessons of Experience Robert Ginnett and Gordon Curphy Richard Hughes. - 6th ed. - New Delhi : Tata McGraw-Hill, 2009. - 736; 25 cm. (Rk # 20 Sh # 2) ISBN: 0070080712 (paperback) 9780070080713 (paperback) Source: Sheikh Brothers PKR 730.38 Dewey Class. No.: 658.4092