Petersen, W.E. <br/><br/>
Dairy farming  W.F. Petersen and A.M. Field. 

 - Chicago  J.B. Lippincott  1953 
 - viii, 534p.: ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dairy farming.
<br/><br/><label>Dewey Class. No.: </label>637  / P43D