000 00279nam a2200121Ia 4500
100 _aHeredia, A. F.
250 _a2nd ed
942 _cBK
245 _aPractical public health chemistry
260 _aPopular prakashan, Mumbai
_c1970
082 _a614.31 Her
300 _a[vii],64p
999 _c12654
_d12654