000 00425nam a2200157Ia 4500
003 GCL
008 140319s9999 xx 000 0 eng d
040 _aGCL /
_cGCL
082 0 4 _a616.014
_bD E
100 1 _aDUGGAL, K. N.
245 1 0 _aELEMENTS OF PUBLIC HEALTH ENGINEERING /
_cDUGGAL, K. N.
260 _a[S.N] :
_bCHAND AND COMPAY ،
_c1995
650 0 4 _aPUBLIC HEALTH
650 0 4 _aHEALTH ENGINEERING
942 _2ddc
_cBK
999 _c10587
_d10587