Dey, Aloke. <br/><br/>
Theory of Block Designs /  

 - 1st ed /  
 - New Delhi-2 :   Wiley Eastern Ltd. ,   1985 
 - p.298 :  
<br/><br/><label>ISBN: </label>0-85226-170-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>B288  / M6