To cite package ‘wpp2015’ in publications use:

Population Division, Department of Economic and Social Affairs, United Nations (2025). wpp2015: World Population Prospects 2015. R package version 1.1-3, https://CRAN.R-project.org/package=wpp2015.

Corresponding BibTeX entry:

  @Manual{,
    title = {wpp2015: World Population Prospects 2015},
    author = {{Population Division, Department of Economic and Social
      Affairs, United Nations}},
    year = {2025},
    note = {R package version 1.1-3},
    url = {https://CRAN.R-project.org/package=wpp2015},
  }