000
00331nam a2200133Ia 4500
008
191201s2013 xx 000 0 und d
100
_a
VARSHNEY,R S
245
0
_a
Water Resources Systems Planning and Economics
250
_a
3rd
260
_c
2013
_b
Nem Chand
_a
New Delhi
300
_a
315
650
_a
CIVIL
942
_2
ddc
_c
BB
_0
70
999
_c
7704
_d
7704