Becker, Hal B. At your service : calamities, catastrophes and other curiosities of customer service / Hal Becker. - New York : John Wiley & Sons, 1998. - xxi, 258 p. : ill. ; 23 cm. Includes index. ISBN: 0471255424 RM72.16 LCCN: 98-016190 Subjects--Topical Terms: Customer services.Customer relations.