Bishopp, F. C. <br/><br/>
The american dog tick, eastern carrier of Rocky Mountain spotted fever  / 
by F. C. Bishopp, and Carrol N. Smith 
 - Washington  :   Department of Agriculture 
 - 26 p. 
 - EUA. Dep. of Agri. Circular; 478 .
<br/><br/><label>LCCN: </label>202110 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dermacentor variabilis  Insectos como transmisores de contagio