International agronomy  : Training and education 

 - Madison :  The society,  1969 
 - 108 p.  ; gráfs. 
 - ASA special publication  ; 15 .
 - ASA special publication  ; 15 .
<br/><br/> 36-61 
<br/><br/><label>LCCN: </label>352 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Estudio y ensenanza.<br/>Educación agrícola.<br/>Escuelas agrícolas.
<br/><br/><label>Dewey Class. No.: </label>630.71  / A54