The rural land classification program of Puerto Rico 

 - Evancton:  Northwestern University,  1952. 
 - vii,261p.   :ill.   ;28cm. 
 - Northwestern University Studies in Geography; no.1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rural land<br/> Land use <br/>Puerto Rico
<br/><br/><label>LC Class. No.: </label>IRA HD110.5.P9N6