Liu, C.L. <br/><br/>
Elements of discrete mathematics   
by C. L. Liu. 
 - 2nd 
 - New York  McGraw-Hill Book Co.  1986 
 - xiv, 433p, incl ind. 
 - McGraw-Hill Computer Science Series .
<br/><br/><label>ISBN: </label>007038133X 
<br/><br/><label>Dewey Class. No.: </label>511  / N86;3