Pei, Mario. <br/><br/>
Story of languages / 
Mario Pei. 
 - London :  George Allen & Unwin,  1952. 
 - 456 p. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>(N.A.) :  (N.A.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Writing--History.<br/>Language and family.<br/>Language and culture.<br/>Language and education.<br/>Language and languages--History.<br/>Sociolinguistic.<br/>Language, Universal.
<br/><br/><label>Dewey Class. No.: </label>T 409