000 00389nam a2200145Ia 4500
005 20250902155429.0
008 250902s2017||||xx |||||||||||||| ||eng||
020 _a9789350121030
082 _a574.5076 GUP
100 _aGupta R
245 0 _aCBSE UGC NET Environmental Sciences
260 _bRamesh Publishing House
_aNew Delhi
_c2017
650 _aenvironmental sciences
942 _cCB
999 _c115083
_d115083