000 00324nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
100 _aBureau Of Indian Standards
245 0 _aCanal Head Regulators - Criteria for Design: IS 6531 : 1994
250 _a1
260 _bBureau Of Indian Standards, New Delhi
_c1994
942 _cBK
999 _c15296
_d15296