na INLIS000000000000620 ind 0010-1021000398 Simply Selling Ingrid Callenbach, Frank van Lerven, Greg Meadowncroft,dkk Jakarta : PT Gramedia Pustaka Utama 2004 hlm 183. 979-22-0915-8 658.81 ING s 658.81 BBPPBINUANG000435/2021