Nek Kamal Yeop Yunus. Customer retention strategies / Nek Kamal Yeop Yunus. - Tanjung Malim, Perak : Penerbit Universiti Pendidikan Sultan Idris, 2013. - xi, 139 p. ; ill. : 23 cm. Includes index and bibliography : p. [113]-136. ISBN: 9789670480176 (pbk.) RM30.00 Subjects--Topical Terms: Customer services--Management.Consumer satisfaction.