000 00324nam a2200133Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a620.8
100 _aKAPUR Baljeet
245 0 _aEnvironmental Engrneering an Overview
260 _aDelhi
_bKhanna Publishirs
_c1983
300 _avi, 134p
942 _cPR
999 _c39390
_d39390