| 000 | 00423nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 150909s9999 xx 000 0 und d | ||
| 041 | _aEnglish | ||
| 082 | _bDAL/ST | ||
| 100 | _aDalton G E | ||
| 100 | _eEditor | ||
| 245 | _aStudy of agricultural systems | ||
| 260 | _aLondon | ||
| 260 | _bAllied Science Publishers | ||
| 260 | _c1975 | ||
| 300 | _a441 Pages | ||
| 365 | _aU.S.D.35.00 | ||
| 942 | _cBK | ||
| 999 |
_c248146 _d248146 |
||