Aster, Rick <br/><br/>
Professional SAS programming secrets / 
Rick Aster and Rhena Seidman 
 - New York :  Windcrest/McGraw-Hill,  1991 
 - 577 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0830676120 :  Hadiah 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>SAS (Computer file)