Formal complexity of natural language   
ed. by Walter J. Savitch [et al] 
 - Dordrecht  D. Reidel  1987 
 - xv, 452p. 
 - Studies in linguistics and philosophy .
<br/><br/><label>ISBN: </label>1556080468 
<br/><br/><label>Dewey Class. No.: </label>415  / N873