Allison, P. D. A. (2005). Fixed effects regression methods for longitudinal data using SAS (1st edition.). SAS Institute.
Chicago Style (17th ed.) CitationAllison, Paul David Author. Fixed Effects Regression Methods for Longitudinal Data Using SAS. 1st edition. [Place of publication not identified]: SAS Institute, 2005.
MLA (9th ed.) CitationAllison, Paul David Author. Fixed Effects Regression Methods for Longitudinal Data Using SAS. 1st edition. SAS Institute, 2005.
Warning: These citations may not always be 100% accurate.