Das, M.K. <br/><br/>
Discrete mathematical structures  for computer scientists and engineers 

 - New Delhi  Narosa  2008 
 - xv,538p.  PB  24cm. 
<br/><br/><label>ISBN: </label>9788173197130 
<br/><br/><label>Dewey Class. No.: </label>004.0151DAS  / _