Balakrishnan V. K. <br/><br/>
Theory and problems of combinatorics / 
by Balakrishnan V. K. 
 - 200 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>Theory of combinatorics
<br/><br/><label>Dewey Class. No.: </label>511.6 BAL