To cite rcrtan in publications use:

LaFlair, G.T. (2018). rcrtan: Criterion-referenced test analysis (Version 0.1.0) [R Package] Available from: https://cran.r-project.org/package=rcrtan

Brown, J.D., & Hudson, T. (2002). Criterion-referenced language testing. Cambridge University Press: Cambridge. https://books.google.com/books?id=brDfGghl3qIC

Corresponding BibTeX entries:

  @Misc{,
    title = {Criterion-Referenced Test Analysis},
    author = {Geoffrey T. LaFlair},
    version = {0.1.0},
    date = {2018-8-12},
    url = {https://cran.r-project.org/package=rcrtan},
  }

  @Book{,
    title = {Criterion-Referenced Language Testing},
    author = {James Dean Brown and Thom Hudson},
    isbn = {9780521000833},
    series = {Cambridge Applied Linguistics},
    url = {https://books.google.com/books?id=brDfGghl3qIC},
    year = {2002},
    publisher = {Cambridge University Press},
    location = {Cambridge},
  }