Johnsonbaugh, Richard <br/><br/>
Discrete mathematics / 
Richard Johnsonbaugh. 
 - Singapore :  Pearson Education,  2009. 
 - xvii, 766 p.:  24 cm. 
<br/><br/> Includes bibliographic references and index 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9789810695927 
<br/><br/><label>LC Class. No.: </label>510 J61d