000 00395nam a2200109Ia 4500
082 _aIS CODE
_bB.I.S
100 _aBureau of Indian Standards[BIS]
245 _aIS:6494-1988. Indian standard code of practice for waterproofing of underground water reservoirs and swimming pools (First revision).
260 _aNew Delhi
_bBureau of Indian Standards
_c1997
300 _a7p.
890 _aIndia
999 _c19221
_d19221