To cite Deducer in publications use:

Ian Fellows (2012). Deducer: A Data Analysis GUI for R. Journal of Statistical Software, 49(8), 1-15. URL http://www.jstatsoft.org/v49/i08/.

Corresponding BibTeX entry:

  @Article{,
    title = {{Deducer}: A Data Analysis GUI for {R}},
    author = {Ian Fellows},
    journal = {Journal of Statistical Software},
    year = {2012},
    volume = {49},
    number = {8},
    pages = {1--15},
    url = {http://www.jstatsoft.org/v49/i08/},
  }