APA (7th ed.) Citation

Grafarend, E. W. (2006). Linear and nonlinear models: Fixed effects, random effects, and mixed models. Walter de Gruyter.

Chicago Style (17th ed.) Citation

Grafarend, Erik W. Linear and Nonlinear Models: Fixed Effects, Random Effects, and Mixed Models. Berlin ; New York: Walter de Gruyter, 2006.

MLA (9th ed.) Citation

Grafarend, Erik W. Linear and Nonlinear Models: Fixed Effects, Random Effects, and Mixed Models. Walter de Gruyter, 2006.