Ragade, B.R., <br/><br/>
Automata and Theoretical Computer Sciemce 
B.R.Ragade, 
 - Delhi :  Pearson Education :  c2004. 
 - xi, 154 p.:  [59] 
<br/><br/><label>ISBN: </label>8129702045 
<br/><br/><label>Dewey Class. No.: </label>005.131  / RAG/AUT