Tschohl, John Achieving excellence through customer service / John Tschohl with Steve Franzmeire - 2nd ed - Petaling Jaya : Advantage Quest, 1996 - x, 337p. : ill. ; 23cm ISBN: 9839214357 (pbk.): RM 29.90 Subjects--Topical Terms: Customer services Dewey Class. No.: 153.8 TSC