000 00370nam a2200133Ia 4500
008 211109s9999||||xx |||||||||||||| ||und||
082 _a333.7
_bTRI-T
100 _aTrivedi, R N
245 0 _aText Book of Environmental Sciences
260 _bAnmol Publications
_aNew Delhi
_c1997
630 _xGeneral stack
650 _aEnvironmental education
_vScience
942 _cBOOK
999 _c54779
_d54779