000
00293 a2200121 4500
008
141010b1978 xxu||||| |||| 00| 0 eng d
082
_a
551.4
100
_a
Rama
245
_a
Our water resources /
_c
Rama
260
_a
New Delhi:
_b
National Book Trust,
_c
1978.
300
_a
115p.
650
_a
Water
999
_c
6154
_d
6154