Philip G. Pardey <br/><br/>
ISNAR agricultural research indicator series 

 - Cambridge  Cambridge University Press  1989 
 - 547p 
<br/><br/>Philip G. Pardey & Johannes Roseboom: ISNAR agricultural research indicator series.  Cambridge.  Cambridge University Press, 1989. 0-521-37368-9--(630.72PAR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-521-37368-9 
<br/><br/><label>Dewey Class. No.: </label>630.72  / PAR