TY - BOOK AU - Hanan,Mack TI - Sales shock!: the end of selling products, the rise of comanaging customers SN - 0814402488 (hardcover) AV - HF5438.25 .H3523 1996 .H3523 1996 U1 - 658.8/1 20 PY - 1996/// CY - New York PB - AMACOM ER -