Johnsonbaugh, Richard <br/><br/>
Discrete mathematics/ 
Richard Johnsonbaugh 
 - 7th ed. 
 - Noida :  Pearson,  2014. 
 - 750p. ; 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9789332535183 
<br/><br/><label>Dewey Class. No.: </label>511.3