Lewis, Harry R. <br/><br/>
Elements of the theory of computation / 
Harry R. Lewis, Christos H. Papadimitriou. 
 - Delhi :  Pearson Education,  1998. 
 - 361 p. : 
<br/><br/><label>ISBN: </label>0132624788 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine theory.
<br/><br/><label>Dewey Class. No.: </label>511.3  / El,2