000
00258nam a2200121 a 4500
003
EIA
001
1494
942
_0
2
_2
ddc
_c
BK
245
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Introduction to hydrology
260
_c
c1997
008
141112s1997 ck r 000 u spa d
082
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551.48
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I61
999
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7625
_d
7625