SAS System for Regression, 3rd Edition
Using the REG Procedure.
Multicollinearity: Detection and Remedial Measures.
Special Applications of Linear Models.
Using SAS/INSIGHT Software for Regression.
"This example-driven volume offers instruction on a wide variety of regression analyses using SAS software." (SciTech Book News, Vol. 25, No. 3, September 2001)
"Any statistician or SAS user who does regression analysis must own this book." (Technometrics, Vol. 43, No. 4, November 2001)
"...an excellent introduction to regression and its implementation in SAS." (Journal of the American Statistical Association, December 2001)