Wickham, H., & Sievert, C. (2016). ggplot2 : elegant graphics for data analysis: Elegant graphics for data analysis (Second edition.). Springer.
Chicago Style (17th ed.) CitationWickham, Hadley, and Carson Sievert. Ggplot2 : Elegant Graphics for Data Analysis: Elegant Graphics for Data Analysis. Second edition. [Cham]: Springer, 2016.
MLA (9th ed.) CitationWickham, Hadley, and Carson Sievert. Ggplot2 : Elegant Graphics for Data Analysis: Elegant Graphics for Data Analysis. Second edition. Springer, 2016.
Warning: These citations may not always be 100% accurate.