Aster, R. (2004). Professional SAS Programmer's Pocket Reference (5th Edition.). Breakfast.
Chicago-Zitierstil (17. Ausg.)Aster, Rick. Professional SAS Programmer's Pocket Reference. 5th Edition. Paoli, PA: Breakfast, 2004.
MLA-Zitierstil (8. Ausg.)Aster, Rick. Professional SAS Programmer's Pocket Reference. 5th Edition. Breakfast, 2004.
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