To cite package ‘appler’ in publications use:

  Baldry A (2024). _appler: 'Apple App Store' and 'iTunes' Data
  Extraction_. R package version 0.2.1, ,
  <https://github.com/ashbaldry/appler>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {appler: 'Apple App Store' and 'iTunes' Data Extraction},
    author = {Ashley Baldry},
    year = {2024},
    note = {R package version 0.2.1, 
},
    url = {https://github.com/ashbaldry/appler},
  }