Housing characteristics for states, cities, and counties = Características de la vivienda para estados, ciudades y municipios 
Puerto Rico. 
 - Washington,  U.S. Govt. Print. Off.  1960. 
 - v. 
 - Census of Housing; .
<br/><br/> Title varies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Housing--Statistics.--Puerto Rico
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico