000 | 00394 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aWood, H.P. | |
245 | 1 | _aExperiments in the use of sheep in the eradication of the rocky mountain spotted fever tick | |
260 |
_aWashington _c1913 |
||
300 | _a1-11 p. | ||
942 |
_2udc _cB |
||
440 | _aSheep, Experiments Bulletin of the United States Department of Agriculture. No. 45 | ||
901 | _aS51242 | ||
999 |
_c108774 _d108774 |