na INLIS000000000000827 20210427141423 210427||||||||| | ||| |||| || | 978-979-769-471-5 010-0421000827 id 658.81 658.81 ASS s Sofjan Assauri Strategic Marketing : Sustaining Lifetime Customer Service ed.1 cet 2 Jakarta Rajawali Pers 2013 xxvi, 398hlm.:ilus.;25cm