To cite anacor in publications use:

Jan de Leeuw, Patrick Mair (2009). Simple and Canonical Correspondence Analysis Using the R Package anacor. Journal of Statistical Software, 31(5), 1-18. URL http://www.jstatsoft.org/v31/i05/.

Corresponding BibTeX entry:

  @Article{,
    title = {Simple and Canonical Correspondence Analysis Using the {R}
      Package {anacor}},
    author = {Jan {de Leeuw} and Patrick Mair},
    journal = {Journal of Statistical Software},
    year = {2009},
    volume = {31},
    number = {5},
    pages = {1--18},
    url = {http://www.jstatsoft.org/v31/i05/},
  }