Washburn, Sherwood    <br/><br/>
Discrete mathematics /  
Sherwood Washburn, Thomas Marlowe, Charles T. Ryan    
 - Reading, Massachusetts :  Addison-Wesley,   1999.    
 - xvi, 370 p.:   ill.;   24 cm.    
<br/><br/> Includes index     Includes questions and answers    
<br/><br/><label>ISBN: </label>0201883368 .    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science--Mathematics   <br/>Mathematics