000 00317nam a2200121Ia 4500
008 220201s1989 xx 000 0 eng d
041 _aENG
100 _aMITTAL, R N
245 0 _aELEMENTS OF PUBLIC HEALTH ENGINEERING
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1989
300 _a412
942 _2ddc
999 _c55290
_d55290