000 | 00389nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 130225s9999 xx 000 0 und d | ||
100 | _aChristensen, R.P., Mighell, R. | ||
245 | _aCompetitive position of chicken and egg production in the United States | ||
260 |
_aWashington _c1950 |
||
300 | _a1-58 p. | ||
440 | _aUnited States Department of A | ||
901 | _a29923 | ||
942 |
_cB _2udc |
||
999 |
_c5857 _d5857 |