000
00300nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Jowa state university
245
0
_a
Farmers and an hungry world
260
_b
Jowa State university press
260
_c
1967
365
_b
29.93
942
_c
BK
999
_c
196314
_d
196314