Evenson, Robert E. <br/><br/>
Agricultural research and productivity / 
Robert E. Evenson and Yoav Kislev. 
 - New Haven :  Yale University Press,  c1975. 
 - xi, 204 pages :  Illustrations ;  22 cm. 
 - Publication of the Economic Growth Center, Yale University .
 - Publication of the Economic Growth Center, Yale University. .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 195-200. 
<br/><br/><label>ISBN: </label>0300018150 0300018770 
<br/><br/><label>LCCN: </label>74015210 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--Mathematical models.<br/>Agriculture--Research--Economic aspects--Mathematical models.
<br/><br/><label>LC Class. No.: </label>S540.A2  / E9 
<br/><br/><label>Dewey Class. No.: </label>338.1/01/84