Chen, Chuan Chong. <br/><br/>
Principles and techniques in combinatorics  [Book] / 
Chen Chuan-Chong and Koh Khee-Meng. 
 - Islamabad :  AIOU,  2000. 
 - xii, 298 p. 
<br/><br/> All. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Combinatorial analysis.
<br/><br/><label>Dewey Class. No.: </label>511.6