000 00304nam a2200121Ia 4500
020 _a9788178127224
040 _cCUS
082 _a363
_bSIN/C
245 0 _aCBSE UGC-NET Environmental Science (Paper ii & iii)/
_cSingh, B.B.
260 _aNew Delhi:
_bRamesh,
_c2015.
300 _a640 p.
942 _cGC16
999 _c185667
_d185667