SAS/STAT user's guide :  version 6. 

 - 4th ed. 
 - Cary, NC :  SAS Institute,  c1990. 
 - 2 v. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>1555443761 (pbk.) 9781555443764 (pbk.)  Hadiah 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>SAS/STAT.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical statistics--Data processing.<br/>Statistics--Data processing.