000 00291nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aRS deshpande
245 0 _aSanitary engineering for poly electranics
260 _bUnited book corp.
260 _c1968
365 _b10
942 _cBK
999 _c200868
_d200868