| 000 | 00342 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aHelme, W.H. | |
| 245 | 1 | _aFarm planning by computer | |
| 260 |
_aLondon _c1979 |
||
| 300 | _a1-139 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aFarm, Computer Great Britain Ministry of Agriculture, Fisheries and Food. Technical Bulletin No.19 | ||
| 901 | _aS31701 | ||
| 999 |
_c101993 _d101993 |
||