000 00396nam a2200157Ia 4500
008 250602s2021 xx 000 0 und d
020 _a978-81-934226-0-1
041 _aeng
082 _a574.5/SHA
100 _aShankar IAS Academy
245 _aEnvironment
250 _a9 Ed.
260 _aChennai
_bShankar IAS Academy Book Publication
_c2021
300 _a504p
906 _aLIFE SICENCE
999 _c1210217
_d1210217