00318nam a22001457a 450000500170000002000180001704100120003508200160004710000260006324500280008925000070011726000280012430000080015236500120016020260316150109.0  a9789390856978  aEnglish  a040 R25 PAT  aPatel Bhupendra Kumar  aIndian Knowledge System  a01  aDelhibAnvi Booksc2025  a445  b2000.00