SAS user's guide /  1979 edition. 

 - Cary, North Carolina :  SAS Institute Inc.,  1979. 
 - 494 p. :  ill., graphs ;  28 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0917382063 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SAS (Computer system).<br/>Automatic Data Processing.