1980 census of population.  Volume 1  Chapter D  Part 53  Characteristics of the population.  Detailed population characteristics.  Puerto Rico. 

 - Washington, D.C.  U.S. Dept. of Commerce, Bureau of the Census  For sale by Supt. of Docs., U.S. G.P.O.  [1984] 
 - 675 p. in various pagings  forms, maps 
<br/><br/> "Issued September 1984."  "PC80-1-D53."  "1980 censo de población. Volumen 1, Caracteristicas de la población. Capítulo D, Características detalladas de la población. Parte 53, Puerto Rico"--Added t.p. 
<br/><br/><label>ISBN: </label> 16.00 
<br/><br/><label>Source: </label>003-024-05228-8  GPO 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Population--Statistics.<br/>United States--Census, 20th, 1980.<br/>Puerto Rico--Census, 1980.
<br/><br/><label>GPO Item No.: </label>159-C-53 
<br/><br/><label>Gov. Doc. Class. No.: </label>C 3.223/8:980/D 53 
<br/><br/><label>Report. No.: </label>PC 80-1-D 53