Kahrs, Robert F.,  1930- <br/><br/>
Viral diseases of cattle / 
Robert F. Kahrs. 
 - Ames :  Iowa State University Press,  1981. 
 - viii, 299 p. ;  28 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>081380860X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cattle--Virus diseases.
<br/><br/><label>Dewey Class. No.: </label>636.20896925