Lipschutz, Seymour <br/><br/>
Discrete mathematics, schaum's outline of theory and problems of -  / 

 - New York:  McGraw-Hill,  1976 
 - 249p. Index 
 - Schaum's outline series in Mathematics .
<br/><br/><label>Dewey Class. No.: </label>510.9  / L767.DM