Graybill, Franklin A. <br/><br/>
An introduction to linear statistical models / 

 - New York:  McGraw-Hill,  1961 
 - 463p. Bibl. Index. 
 - McGraw-Hill series in probability and Statistics .
<br/><br/><label>ISBN: </label>007024331X 
<br/><br/><label>Dewey Class. No.: </label>519.50184  / G783.IL