Ethnologue :  languages of the world / 
Barbara F. Grimes, editor. 
 - 12th ed. 
 - Dallas, Tex. :  Summer Institute of Linguistics,  1992. 
 - 938 p. 
<br/><br/>Includes seperate vol. ethnologue index of names . 
<br/><br/><label>ISBN: </label>0883128195 
<br/><br/><label>LCCN: </label>93014197     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages.<br/>Language and languages--Statistics.<br/>Language and languages--Directories.