To cite package ‘marketr’ in publications use:

Umphlett C (2021). marketr: Tidy Calculation of Marketing Metrics Plus Quick Analysis. R package version 0.0.2.9000, https://github.com/chrisumphlett/marketr.

Corresponding BibTeX entry:

  @Manual{,
    title = {marketr: Tidy Calculation of Marketing Metrics Plus Quick
      Analysis},
    author = {Chris Umphlett},
    year = {2021},
    note = {R package version 0.0.2.9000},
    url = {https://github.com/chrisumphlett/marketr},
  }