Rural land classification program of Puerto Rico 

 -  1952 
 - Northwestern University Studies In Geography, no,1 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>U6711:7924:N5, J2