To cite list in publications use:

Graeme Blair, Yang-Yang Zhou, and Kosuke Imai (2015). rr: Statistical Methods for the Randomized Response Technique. Available at The Comprehensive R Archive Network (CRAN). URL http://CRAN.R-project.org/package=rr.

Corresponding BibTeX entry:

  @Misc{,
    title = {{rr}: Statistical Methods for the Randomized Response
      Technique},
    author = {Graeme Blair and Yang-Yang Zhou and Kosuke Imai},
    howpublished = {Available at The Comprehensive R Archive Network
      (CRAN)},
    year = {2015},
    url = {http://CRAN.R-project.org/package=rr},
  }