Pin, J.E. <br/><br/>
Varieties of formal languages   
by J. E. Pin, tr. by A. Howie 
 - Paris  North Oxford Academi  1986 
 - x, 138p., incl bibl. & ind. 
<br/><br/><label>ISBN: </label>0946536120 
<br/><br/><label>Dewey Class. No.: </label>511.3  / N862