00271nam a2200109 a 450000500170000002000150001708200210003210000180005324500460007126000230011730000210014020251203091721.0  a8170490596  a658.809,bD, Ser  aShankar, Ravi  aServices marketing: the Indian experience  aDelhibManasc1993  axviii,522p, 22cm