SAS Institute Inc. <br/><br/>
SAS/ETS user's guide   

 - 2nd 
 - North Carolina  SAS  1993 
 - viii, 1022p. Index. 
<br/><br/> "Version 6"   
<br/><br/><label>ISBN: </label>1555445543 
<br/><br/><label>Dewey Class. No.: </label>518.5425  / Sa252.SE