Haugen, Einar <br/><br/>
The ecology of language / 
Essays by Einar Haugen ; selected and introduced by Anwar S. Dil 
 - California  :  Stanford University Press,  1972 
 - 366 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0804708029 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language<br/>Linguistics