Farm-retail price spreads for dairy products, 1939-66. 

 - Washington :      USDA ,  1966 
 - iv, 30p. :  ill. ;  30 cm. 
 - Marketing research report .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dairy industry <br/>United States<br/>Prices<br/>Dairy products
<br/><br/><label>Dewey Class. No.: </label>637  / US