000
00317nam a2200133Ia 4500
008
230108s9999 xx 000 0 und d
100
_a
Krishan R
245
0
_a
Agricultural Demonstration and Extension Communication
260
_b
Asia
260
_c
1965
365
_b
18.00
650
_a
Extension
942
_c
BK
999
_c
243141
_d
243141