To cite package ‘WDI’ in publications use:

  Arel-Bundock V (2024). _WDI: World Development Indicators and Other
  World Bank Data_. R package version 2.7.8.9000,
  <https://github.com/vincentarelbundock/wdi>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {WDI: World Development Indicators and Other World Bank Data},
    author = {Vincent Arel-Bundock},
    year = {2024},
    note = {R package version 2.7.8.9000},
    url = {https://github.com/vincentarelbundock/wdi},
  }