Graybill, Franklin A. Theory and Application of the Linear Model. North Scituate, Mass: Duxbury Press, 1976. Print.
Gruber, Marvin H. J. Matrix Algebra for Linear Models. Hoboken: Wiley, 2013. Web. <http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3039315510002418&institutionId=2418&customerId=2415>.
Hocking, Ronald R. Methods and Applications of Linear Models: Regression and the Analysis of Variance. 3rd ed. Wiley Series in Probability and Statistics. Hoboken: Wiley, 2013. Web. <http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3039315530002418&institutionId=2418&customerId=2415>.
Searle, S. R. Linear Models. Wiley series in probability and mathematical statistics. New York: Wiley, 1971. Print.