000 | 00253nam a2200073 4500 | ||
---|---|---|---|
080 |
_a _b |
||
245 | _aIS: 3076 - 1985 (Reaffirmed 1991); Specification for low density polyethylene pipes for potable water supplies | ||
700 | _aBureau of Indian Standards | ||
260 |
_aNew Delhi _bBIS _c1986 |
||
300 | _a16p | ||
999 |
_c34637 _d34637 |