000 | 00319nam a2200121Ia 4500 | ||
---|---|---|---|
008 | 220201s1980 xx 000 0 eng d | ||
082 |
_a628.1 _bBHA |
||
100 | _aBharat Singh & Gupta, DL | ||
245 | 0 | _aElements of water supply & sanitary engineering | |
260 |
_bKatson Publisher _c1980 |
||
300 | _a374 | ||
942 | _2ddc | ||
999 |
_c81523 _d81523 |