| 000 | 00401nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aDaporta, M.R. | ||
| 245 | _aSystems of management for egg production in Puerto Rico : A comparative evaluati | ||
| 260 | _aRio Piedras | ||
| 260 | _c1965 | ||
| 300 | _a28 p. | ||
| 440 | _aNo. 194; Puerto Rico Agricultu | ||
| 901 | _pS15682 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c135260 _d135260 |
||