000 00421nam a2200169 4500
020 _a978-81-934226-0-1
082 _a333.707
100 _aSHANKAR IAS ACADEMY BOOK PUBLICATIONS
245 _aENVIRONMENT.
250 _a9TH ED.
260 _aCHENNAI
_bSHANKAR IAS ACADEMY BOOK PUBLICATIONS
_c2021
300 _a448
_bHIGHER STUDIES
490 _aEC
546 _aENGLISH
650 _aHIGHER STUDIES
942 _cGBK
999 _c178826
_d178826