Raymond L. Horton. The General Linear Model, Data Analysis in the Social and Behavioral Sciences. New York: McGraw-Hill International Book Company. 1978. pp.xi + 274. PDR [Internet]. 1981 Sep. 1 [cited 2025 Oct. 26];20(3):pp.367-368. Available from: https://thepdr.pk/index.php/pdr/article/view/573