TY - BOOK AU - Humphrey,Doris TI - Customer service T2 - 21st century business series SN - 9780538494229 : AV - HF5415.5 .H86 2011 PY - 2011/// CY - Mason, OH PB - South-Western Cengage Learning KW - Customer services KW - Customer relations KW - sears N1 - Includes index ER -