Cita APA (7a ed.)
Wickham, H. (2016). ggplot2: Elegant Graphics for Data Analysis (2nd Edition.). Springer.
Cita Chicago Style (17a ed.)
Wickham, Hadley. Ggplot2: Elegant Graphics for Data Analysis. 2nd Edition. Cham: Springer, 2016.
Cita MLA (9a ed.)
Wickham, Hadley. Ggplot2: Elegant Graphics for Data Analysis. 2nd Edition. Springer, 2016.
Precaución: Estas citas no son 100% exactas.