Ensley, Douglas E. <br/><br/>
Discrete mathematics  : mathematical reasoning and proof with puzzles, patterns, and games 
Douglas E. Ensley and J. Winston Crawley 
 - Hoboken:  John Wiley & Sons,  2006. 
 - xi, 691p. 
<br/><br/> Includes bibliographical references and index 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>0471476021 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical <br/>Computer science-Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.1  / END