Moore, Wilbert Ellis <br/><br/>
Cambio social.   Físico 
Moore, Wilbert Ellis 
 - 1a. ed. 
 - México:  UTEHA,  1972 
 - xi, 204p. ;  Manuales UTEHA; No. 269/269a  17cm. 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>301.2 M821  / 1