APA Edition Citation

Littell,Ramon C, Stroup, W. W., & Freund, R. J. (2002). SAS for linear models/4th ed (4th ed.). SAS institute and John wiley.

Chicago Edition Citation

Littell,Ramon C, Walter W. Stroup, and Rudolf J. Freund. SAS for Linear Models/4th Ed. 4th ed. USA: SAS institute and John wiley, 2002.

MLA Edition Citation

Littell,Ramon C, et al. SAS for Linear Models/4th Ed. 4th ed. SAS institute and John wiley, 2002.