Levine R. John, Mason Tuny & Broun Doug <br/><br/>
Lex & Yacc : Unix Programming Tools 

 - 2nd ed. 
 - Mumbai  Shroff Publishers and Distributors  2014 
 - 392p. 
<br/><br/><label>ISBN: </label>978-8173660627 
<br/><br/><label>Dewey Class. No.: </label>005.453 .LEV