000
00303nam a2200121Ia 4500
008
160710s1970 xx 000 0 und d
082
_a
551.49 HAL
100
_a
DRACUP & HALL
245
_a
WATWR RESOURSES SYSTEMS ENGINEERING
260
_b
McGRAW-HILL BOOK CO.
_c
1970
300
_a
372
942
_2
ddc
_c
B
999
_c
35579
_d
35579