00325nam a2200109Ia 4500008004100000041000800041082001600049100001700065245007700082260004400159300001200203231228s1995    xx            000 0 und d  aeng  a658.84bCOC  aCOCHRANE (P)  aThe Customer Only Rings on Managing Telephone Contact With Your Customer  aLondonbPitman Publication Londonc1995  aVII,184