000
002350000a22001090004500
245
_a
Engineering hydrology
100
_a
Varshney, R.S.
260
_a
Roorkee
_b
Nem Chand
_c
1977
080
_a
626.01
_b
V3
041
_a
EN
942
_c
BK
999
_c
109139
_d
109139