000 00273nam a2200121Ia 4500
008 220201s1973 xx 000 0 eng d
082 _a627
_bCHO
100 _aChow, VT
245 0 _aOpen channel hydraulics
260 _bMc Graw Hill
_c1973
300 _a680
942 _2ddc
999 _c84620
_d84620