Soil resource inventories ; proceedings of a workshop... 

 - Ithaca :  SCALS,  1977 
 - 2 v.  : ilus. ; gráfs. 
 - Agronomy mimeo  ; 23 .
 - Agronomy mimeo  ; 23 .
<br/><br/> Fotocopia 
<br/><br/><label>LCCN: </label>31980 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Levantamiento topográfico.
<br/><br/><label>Dewey Class. No.: </label>631.47  / N4