Progress of literacy in various countries :  a preliminary statistical study of available census data since 1900. 

 - [Paris,  1953] 
 - Unesco. Monographs on fundamental education ;  6 .
 - Unesco. Monographs on fundamental education ;  Unesco. Monographs on fundamental education ;  6 .
<br/><br/>"List of sources": p. 193-199. 
<br/><br/><label>LCCN: </label>54000011 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Literacy.
<br/><br/><label>LC Class. No.: </label>LC149  / .U57 
<br/><br/><label>Dewey Class. No.: </label>379.2