Sipser Michael <br/><br/>
Introduction to the Theory of Computation 

 - 3rd Ed. 
 - New Delhi  Cengage Learning  2016 
 - xxii,458p. 
<br/><br/><label>ISBN: </label>9788131525296 
<br/><br/><label>Dewey Class. No.: </label>511  / SIP/I