000 00297nam a22001097a 4500
082 _a001
100 _aDrishti Publication
_982369
245 _aMPPSC Science,Environment,Health,Informatiion And Communuication Technology
260 _aDelhi
_bDrishti Publication
_c2024
650 _aGK
942 _cBK
999 _c66842
_d66842