Liu, C. L. <br/><br/>
Elements of discrete mathematics:  a computer oriented approach/ 
C.L. Liu and D P Mohapatra 
 - 4th ed. 
 - New York :  McGraw-Hill,  c1985. 
 - xviii, 627 p. :  ill. ; 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9781259006395 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Combinatorial analysis.<br/>Algebra, Abstract.
<br/><br/><label>Dewey Class. No.: </label>511