To cite package ‘epidata’ in publications use:

Rudis B (2020). epidata: Tools to Retrieve Economic Policy Institute Data Library Extracts. R package version 0.4.0, https://gitlab.com/hrbrmstr/epidata.

Corresponding BibTeX entry:

  @Manual{,
    title = {epidata: Tools to Retrieve Economic Policy Institute Data
      Library Extracts},
    author = {Bob Rudis},
    year = {2020},
    note = {R package version 0.4.0},
    url = {https://gitlab.com/hrbrmstr/epidata},
  }