To cite the 'psidR' package in publications use:

Oswald F (2020). psidR: Build Panel Data Sets from PSID Raw Data. R package version 2.0, https://github.com/floswald/psidR.

Corresponding BibTeX entry:

  @Manual{,
    title = {psidR: Build Panel Data Sets from PSID Raw Data},
    author = {Florian Oswald},
    year = {2020},
    note = {R package version 2.0},
    url = {https://github.com/floswald/psidR},
  }