SAS. (2018). SAS PROGRAMMING 2: DATA MANIPULATION TECHNIQUES. SAS INSTITUTE INC.
Chicago Style (17th ed.) CitationSAS. SAS PROGRAMMING 2: DATA MANIPULATION TECHNIQUES. USA: SAS INSTITUTE INC, 2018.
MLA (9th ed.) CitationSAS. SAS PROGRAMMING 2: DATA MANIPULATION TECHNIQUES. SAS INSTITUTE INC, 2018.
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