APA (7th ed.) Citation

(2000). S-PLUS 6 for UNIX: User's guide. MathSoft.

Chicago Style (17th ed.) Citation

S-PLUS 6 for UNIX: User's Guide. Seattle, Wash: MathSoft, 2000.

MLA (9th ed.) Citation

S-PLUS 6 for UNIX: User's Guide. MathSoft, 2000.

Warning: These citations may not always be 100% accurate.