Rosen, Kenneth H. <br/><br/>
Discrete mathematics and its applications  BOOK 

 - 4th 
 - Boston  McGraw-Hill  1999 
 -  various p 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>0-07-289905-0 
<br/><br/><label>Dewey Class. No.: </label>511  / ROD