APA (7th ed.) Citation

SAS Institute, Crum, L. D., & Baggett, D. D. (1985). SAS/IML user's guide, version 5 edition. SAS Institute Inc..

Chicago Style (17th ed.) Citation

SAS Institute, Larry D. Crum, and David D. Baggett. SAS/IML User's Guide, Version 5 Edition. Cary, N.C.: SAS Institute Inc., 1985.

MLA (9th ed.) Citation

SAS Institute, et al. SAS/IML User's Guide, Version 5 Edition. SAS Institute Inc., 1985.