00290nam a2200109 a 450000500170000002000150001708200150003210000280004724500420007526000420011730000210015920251203110908.0  a8170001137  a027.6bGUR  aNaidu, Guruswamy N ed.,  aLibrary service for the disadvantaged  aNew DelhibEss Ess Publicationsc1989  a266p.c20 cm. HB