000 00514nam a2200193Ia 4500
999 _c5690
_d5690
008 140515s9999||||xx |||||||||||||| ||und||
020 _a9788174733023
040 _aUPES LIBRARY
_bEnglish
082 _a628
_bSIN
100 _aSinha, Shradha
_917375
245 _aTextbook of environmental studies
260 _aNew Delhi:
_bAITBS,
_c2005
300 _a366p.
650 _aEnvironmental engineering
_942227
700 _aShukla, Manisha
_917376
700 _aShukla, Ranjana
_917377
942 _cBK