Black , John D <br/><br/>
Research In Agricultural Index Numbers :   --scope And Method-- / 
Prepared Under The Direction Of The Advisory Committee On Social And Economic Research In Agriculture; John D. Black, And Bruce D. Mudgett. 
 - 151 pages :  illustrations,  24 cm. 
<br/><br/>Includes bibliographical references.<br/><br/> 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>338.1  / BL . R