00602nam a2200193Ia 450000500170000000800460001703700120006304000200007504100130009508400210010810000180012924500250014726000560017230000140022865000200024294200210026299900210028395201040030420250508163905.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDLbengcFEDL  aeng2eng  a025.1, KRIqFEDL  aKrishan Kumar 0aLibrary organization  aNew Delhi, IndiabMadhuban Educational Books c1987  avii,278p.  aLibrary Science  cTEXLh025.1, KRI  c1385812d1385812  00104070aFEDLbFEDLd2025-05-08l0o025.1, KRIpEL0079390r2025-05-08 16:39:05w2025-05-08yTEXL