Wiitala, Stephen A. <br/><br/>
Discrete mathematics :  a unified approach / 
Stephen A. Wiitala 
 - New York :  McGraw Hill Education,  c1987 
 - xi, 441 pages ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>1. Mathematical logic and proofs -- 2. Sets and counting -- 3. Boolean algebras -- 4. Matrices -- 5. Graph theory -- 6. Directed graphs and trees. 
<br/><br/><label>ISBN: </label>70701695 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS
<br/><br/><label>LC Class. No.: </label>QA 39.2 .W55 1987