To cite gssrdoc in publications use:

  Healy K (2023). _gssrdoc: General Social Survey documentation for use
  in R_. R package version 0.5.0, <http://kjhealy.github.io/gssrdoc>.

A BibTeX entry for LaTeX users is

  @Manual{gssr,
    title = {gssrdoc: General Social Survey documentation for use in R},
    author = {Kieran Healy},
    year = {2023},
    note = {R package version 0.5.0},
    url = {http://kjhealy.github.io/gssrdoc},
  }