World who's who in science 

 - Chicago:   The A N Marquis Company,   1968 
 - 1855p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language
<br/><br/><label>Subjects--Index Terms: </label>Science 
<br/><br/><label>Universal Decimal Class. No.: </label>R 92:5/6(4/9)  / K8