Denes J <br/><br/>
Latin squares and their applications 

 - New York       Academic Press         1974 
 - 547p.  cm. 
<br/><br/><label>Standard No.: </label>20216 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B27L23, L4