SPSS update 7-9 :  new procedures and facilities for releases 7-9 / 
series editor, C.Hadlai Hull, Norman H.Nie. 
 - New York :  McGraw-Hill,  1981. 
 - 402 p. ;  28 cm. 
<br/><br/><label>ISBN: </label>0070465428 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SPSS (Electronic computer system).