000
00297nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Ramakrishnan
245
0
_a
Agricultural demonstration and extension communication
260
_b
Asia pub
260
_c
1968
365
_b
15.00
942
_c
BK
999
_c
198734
_d
198734