MathSoft. (1999). S-plus 2000: User's guide. Data Analysis Products Division.
Chicago Style (17th ed.) CitationMathSoft. S-plus 2000: User's Guide. Seattle: Data Analysis Products Division, 1999.
MLA (9th ed.) CitationMathSoft. S-plus 2000: User's Guide. Data Analysis Products Division, 1999.
Warning: These citations may not always be 100% accurate.