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