000 | 00329nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 220201s1977 xx 000 0 eng d | ||
082 | _a628 | ||
100 | _aBharat Singh & Gupta, DL | ||
245 | 0 | _aElements of Public Health Engineering | |
250 | _a2nd | ||
260 |
_bKatson Publishing House _c1977 |
||
300 | _a234 | ||
942 | _2ddc | ||
999 |
_c80626 _d80626 |