INTERNATIONAL YEAR BOOK of education 

 - Geneva  Unesco         1968 
 - "Lxviii,566p"  cm. 
<br/><br/><label>Standard No.: </label>141728 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"Tn1,N39, K8/RR"