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

 - New York  Mc graw Hill  1985 
 - 433p. 
<br/><br/><label>ISBN: </label>0071005447 
<br/><br/><label>Subjects--Topical Terms: </label><br/>519.854--Discrete mathematics - discrete programming
<br/><br/><label>Universal Decimal Class. No.: </label>519.854  / LIU