000 00608nam a2200217Ia 4500
008 191130s2002##################000#0#eng##
020 _a9788121915472
040 _aACL
_cACL
082 _a628 DUG
100 _aDuggal, K. N
245 _aElements of environmental engineering
_cK.N. Duggal
260 _aNew Delhi
_bS. Chand & Co
_c2002
300 _axvii, 440 p
500 _aIncludes index
650 _aEnvironmental engineering
650 _aEnvironmental management
650 _aEnvironmental sciences
990 _ad36bd8b9ac10000c5d9a2296ea1598db
991 _a238018
999 _c158917
_d158917