Lipschutz, Seymour. <br/><br/>
2000 solved problems in discrete mathematics  [[Book] /] 
seymour lipschutz. 
 - 1 st. 
 - new york :  McGraw Hill international editions,  1992. 
 - 404 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0071126902 
<br/><br/><label>Dewey Class. No.: </label>510.76