000 00292nam a2200097Ia 4500
008 220201s9999 xx 000 0 eng d
100 _aLUDWIG (HARVEY F) ETC
245 0 _aMANUAL OF ENVIRONMENTAL TECHNOLOGY IN DEVELOPING COUNTRIES VOL. II
260 _bSOUTH ASIAN PUB. NEW DELHI
942 _2ddc
999 _c95469
_d95469