000 00404nam a2200133Ia 4500
008 170101s1998 xx 000 0 und d
041 _aEnglish
100 _aP KHANNA
245 0 _aINDIAN JOURNAL OF ENVIRONMENTAL HEALTH
260 _aNAGPUR
_bNATIONAL ENVIRONMENTAL ENGINEERING RESEARCH INSTITUTE
_c1998
300 _a388
_ePrint
653 _aINDIAN JOURNAL OF ENVIRONMENTAL HEALTH
942 _2ddc
_cJR
999 _c189542
_d189542