To cite package ‘adwordsR’ in publications use:

Longthorpe S (2018). adwordsR: Access the 'Google Adwords' API. R package version 0.3.1, https://CRAN.R-project.org/package=adwordsR.

Corresponding BibTeX entry:

  @Manual{,
    title = {adwordsR: Access the 'Google Adwords' API},
    author = {Sean Longthorpe},
    year = {2018},
    note = {R package version 0.3.1},
    url = {https://CRAN.R-project.org/package=adwordsR},
  }