Glassey, T. W. <br/><br/>
Soil survey of the Nogales area, Arizona 

 - (Washington :  Bureau of Chemistry and Soils,  (1930) 
 - 32 p.  : ilus. ; mapa 
<br/><br/><label>LCCN: </label>12633 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Suelos--Arizona.