000
00258nam a2200121 a 4500
003
EIA
001
5249
942
_0
2
_2
ddc
_c
BK
245
_a
Hec-Ras River Analysis System
260
_c
1986
008
141112s1986 ck r 000 u spa d
082
_a
627
_b
U1h
999
_c
6790
_d
6790