Cita APA (7th ed.)

Aster, R. (2005). Professional SAS Programming Shortcuts: Over 1,000 Ways to Improve your SAS Programms (2nd Edition.). Breakfast.

Cita Chicago (17th ed.)

Aster, Rick. Professional SAS Programming Shortcuts: Over 1,000 Ways to Improve Your SAS Programms. 2nd Edition. Paoli, PA: Breakfast, 2005.

Cita MLA (8th ed.)

Aster, Rick. Professional SAS Programming Shortcuts: Over 1,000 Ways to Improve Your SAS Programms. 2nd Edition. Breakfast, 2005.