TY - BOOK AU - Buttle, Francis AU - Maklan, Stan TI - Customer Relationship Management : : Concepts and Technologies / SN - 9781138498259 U1 - 658.812 PY - 2019/// CY - New York : PB - Routledge, KW - Customer relations KW - Relationship marketing KW - Customer services KW - Quản lý quan hệ khách hàng KW - Dịch vụ khách hàng ER -