000 00280nam a2200121 4500
082 _a680.
100 _aSHIVANI TYAGI
245 _aINDIAN KNOWLEDGE SYSTEM
_bSEM I
250 _aFIRST
260 _aN.DELHI
_bPRAGATI PRAKASHAN
_c2025-26
300 _a328 PAGES
942 _2ddc
_cBK
999 _c14517
_d14517