Linz, Peter <br/><br/>
An Introduction to formal languages and automata 

 - 4 
 - New Delhi  Narosa Publishing House  2007 
 - xiii, 415p.   
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9788173197819 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automata theory<br/>Computational complexity<br/>Formal languages<br/>Machine theory