Hopcroft, John E. <br/><br/>
Introduction to automata theory, languages, and computation 

 - 3rd ed. 
 - Noida :  Dorling Kindersley (India),  ©2008. 
 - xvi, 487 p. :  ill. ;  23 cm (Paperback) 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9788131720479 
<br/><br/><label>Subjects--Index Terms: </label>Machine theory Formal languages Computational complexity 
<br/><br/><label>Dewey Class. No.: </label>511.35  / HOP / B