To cite package ‘rddi’ in publications use:

Woulfin D, Anker P (2022). rddi: R Interface to DDI Codebook 2.5. R package version 0.1.1, https://github.com/dswoulf/rddi.

Corresponding BibTeX entry:

  @Manual{,
    title = {rddi: R Interface to DDI Codebook 2.5},
    author = {Daniel Woulfin and Patrick Anker},
    year = {2022},
    note = {R package version 0.1.1},
    url = {https://github.com/dswoulf/rddi},
  }