Johnsonbaugh, Richard <br/><br/>
Discrete mathematics / 
Richard Johnsonbaugh 
 - 7th ed. 
 - Upper Saddle River,  Pearson/Prentice Hall  2009 
 - xvii, 766p.  ill.  29cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780131593183  RM424.05 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Project method in teaching