American Men and women of science 

 - New York:   R R Bowker Company,                               
 - 733p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language
<br/><br/><label>Subjects--Index Terms: </label>Directory 
<br/><br/><label>Universal Decimal Class. No.: </label>R 92:5(73)  / L1;L6.7