Lüdecke D (2017). sjPlot: Data Visualization for Statistics in Social Science. R package version 2.4.0, https://CRAN.R-project.org/package=sjPlot.

Corresponding BibTeX entry:

  @Manual{,
    title = {sjPlot: Data Visualization for Statistics in Social
      Science},
    author = {Daniel Lüdecke},
    year = {2017},
    note = {R package version 2.4.0},
    url = {https://CRAN.R-project.org/package=sjPlot},
  }