000
00318nam a2200121Ia 4500
008
130903s9999 xx 000 0 und d
082
_a
631.67:33(047) M0
245
_a
Studies in economics of irrigation.
260
_a
New Delhi
_b
I.A.R.I.
_c
1980
300
_a
126p.
650
_a
Irrigation-Economics
942
_c
GRBK
999
_c
81423
_d
81423