| 000 | 00359nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aRuttan, V.W. | ||
| 245 | _aGreen revolution: seven generalizations | ||
| 260 | _aNew York | ||
| 260 | _c1977 | ||
| 300 | _a16-23 p. | ||
| 440 | _a-77-2; New York Agricultural D | ||
| 901 | _pS36091 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c123991 _d123991 |
||