Liu, C.L. <br/><br/>
Elements of discrete mathematics 

 - New York  McGraw - Hill  1977 
 - x, 294p.  25cm. 
<br/><br/><label>ISBN: </label>0070381313 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General principles of mathematics
<br/><br/><label>Dewey Class. No.: </label>511  / LIU