000 00390nam a22001337a 4500
020 _a9789354601286
082 _2Fifth
_a371.26 AGR.S
_bGEO5579
084 _a371.26 AGR.S
100 _aAgrahari,Ravi.P
245 _aScience and Technology:
_bFor Civil services preliminary and main examinations
_cRavi.P.Agrahari
250 _aFifth
260 _aNewDelhi
_bMc Graw Hill
_c2022
942 _cBK
999 _c628968
_d628968