| 000 | 00333nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 160316s1975 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a | ||
| 100 | _aEarl Orel Heady | ||
| 245 | _aSpatial Sector Programming Models In Agriculture | ||
| 250 | _a1 | ||
| 260 |
_aAMES _bIOWA STATE UNIVERSITY PRESS _c1975 |
||
| 300 | _a484 | ||
| 700 |
_a _a |
||
| 999 |
_c6944 _d6944 |
||