Incomplete block designs 
Dey, Aloke. 
 - Singapore ; | Hackensack, N.J. : | [Gurgaon] :  World Scientific ; | Hindustan Book Agency,  2010 
 - x, 279 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>9789380250045 (hbk.