Aster, R. (2005). Professional SAS Programming Shortcuts: Over 1,000 Ways to Improve your SAS Programms (2nd Edition.). Breakfast.
Lua i Stíl Chicago (17ú heag.)Aster, Rick. Professional SAS Programming Shortcuts: Over 1,000 Ways to Improve Your SAS Programms. 2nd Edition. Paoli, PA: Breakfast, 2005.
Lua MLA (8ú heag.)Aster, Rick. Professional SAS Programming Shortcuts: Over 1,000 Ways to Improve Your SAS Programms. 2nd Edition. Breakfast, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.