Dalgaard, P. (2008). Introductory statistics with R (Second edition). New York: Springer.

Fox, J. (2002). An r and s-plus companion to applied regression. Thousand Oaks: Sage.

Gelman, A., & Hill, J. (2007). Data analysis using regression and multilevel/hierarchical models. New York: Cambridge University Press.

Harrell, F. (2016). Regression modeling strategies (Second). New York: Springer.

Healy, K., & Moody, J. (2014). Data visualization in sociology. Annual Review of Sociology, 40, 105–128.

Maindonald, J., & Braun, J. (2003). Data analysis and graphics using R: An example-based approach. New York: Cambridge University Press.

Matloff, N. (2011). The art of r programming. San Francisco: No Starch Press.

Venables, W. N., & Ripley, B. D. (2002). Modern applied statistics with S (Fourth). New York: Springer.

Xie, Y. (2015). Dynamic documents with r and knitr (Second). New York: Chapman; Hall.