Wallis, W.D. <br/><br/>
Combinatorial designs / 
W.D. Wallis 
 - New York :  Marcel Dekker,  1988 
 - 329 p. :  ill. ;  24 cm 
 - Pure and applied mathematics ;  v.118 .
<br/><br/><label>ISBN: </label>0824779428 
<br/><br/><label>LCCN: </label>87-37967 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Combinatorial designs and configurations