000 00332nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aI5:4
_bBED;1970
100 _aBedi , Yash Pal .
245 _aHygiene & Public Health /
_b
260 _bAtmaram and Sons ,
_aDelhi :
_c1970
300 _a519p :
650 _aFish
942 _2cc
_cBK
999 _c5700
_d5700