Biswas, Purna Chandra . <br/><br/>
Discrete Mathematics and Graph Theory /  Textual Documents 
Purna Chandra Biswas. 
 - Ist ed / 
 - New Delhi :  PHI Learning Pvt Ltd ,  2009. 
 - 490p ;  23cm. 
<br/><br/><label>ISBN: </label>978-81-203-3880-7 
<br/><br/><label>Subjects--Index Terms: </label>Discrete Mathematics and Graph Theory G-Math 
<br/><br/><label>Dewey Class. No.: </label>511.1  / Bi 547 Di