000
00301nam a2200121Ia 4500
008
151015s9999 xx 000 0 und d
020
_a
9251010730
100
_a
Gifford, r.c
245
_a
Agricultural mechnization in development formulation
260
_c
1981
300
_a
67 p.
942
_c
FAO
_2
udc
999
_c
25016
_d
25016