Odell E (2019). guardianapi: Access the 'Guardian' newspaper open data API. doi: 10.5281/zenodo.2551001, R package version 0.1.1, https://docs.evanodell.com/guardianapi.

@Manual{,
  title = {{guardianapi}: Access the 'Guardian' newspaper open data API},
  author = {Evan Odell},
  year = {2019},
  note = {R package version 0.1.1},
  doi = {10.5281/zenodo.2551001},
  url = {https://docs.evanodell.com/guardianapi},
}