Theory of Computation  Textual Documents 
Michael Sipser 
 - Ist ed. 
 - New Delhi:  Cengage Learning India Private Limited.,  2007. 
 - 346pg:  23cm. 
<br/><br/><label>ISBN: </label>10: 81-315-0513-8 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics Deptt- Computer science 
<br/><br/><label>Dewey Class. No.: </label>511.3