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

 - 2nd ed. 
 - London  ; Mcgraw-Hill Book  , 1985 
 - xiv,433p. 
<br/><br/><label>ISBN: </label>9780071005449   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discrete Mathematics<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.1  / LIU