To cite package ‘lingtypology’ in publications use:

  Moroz, George (2017). lingtypology: easy mapping for Linguistic
  Typology. R package. doi:10.32614/CRAN.package.lingtypology

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {lingtypology: easy mapping for Linguistic Typology},
    author = {George Moroz},
    year = {2017},
    doi = {10.32614/CRAN.package.lingtypology},
    url = {https://CRAN.R-project.org/package=lingtypology},
  }