Report 

 - Lima :  International Potato Center,  1980 
 - 172 p.  : ilus. ; gráfs. 
<br/><br/><label>LCCN: </label>50586 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Papa.<br/>Papa--Mejoramiento.
<br/><br/><label>Dewey Class. No.: </label>635.21  / P56