APA-referens (7:e uppl.)

Christensen, R. Advanced Linear Modeling: Multivariate, Time Series, and Spatial Data; Nonparametric Regression and Response Surface Maximization. Springer International Publishing.

Chicago-referens (17:e uppl.)

Christensen, Ronald. Advanced Linear Modeling: Multivariate, Time Series, and Spatial Data; Nonparametric Regression and Response Surface Maximization. Cham: Springer International Publishing.

MLA-referens (8:e uppl.)

Christensen, Ronald. Advanced Linear Modeling: Multivariate, Time Series, and Spatial Data; Nonparametric Regression and Response Surface Maximization. Springer International Publishing.

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