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

 - 2 
 - New Delhi  McGraw-Hill  1985 
 - xiv, 433p.  
 - McGraw-Hill computer science series .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>71005447 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra<br/>Combinatorial analysis<br/>Discrete mathematics<br/>Mathematics