Ruhlen, Merritt,  1944- <br/><br/>
A guide to the languages of the world / 
Merritt Ruhlen 
 - Stanford, California :  Stanford University,  1976 
 - 356 p. :  ill. ;  21 cm. 
<br/><br/>Bibliography : p. 320-356 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Classification