To cite the package TRSbook in your publications, please use:

  Lafaye De Micheaux, P. and Drouilhet, R. and Liquet, B. (2014) The R
  Software, Fundamentals of Programming and Statistical Analysis.
  Springer, 2014. (Software: R Package, TRSbook, version 1.0.3)

A BibTeX entry for LaTeX users is

  @Book{,
    title = {The R Software, Fundamentals of Programming and Statistical Analysis},
    author = {Pierre {Lafaye de Micheaux} and Remy Drouilhet and Benoit Liquet},
    publisher = {Springer},
    year = {2014},
    note = {Software: R Package, TRSbook, version 1.0.3},
    url = {https://www.biostatisticien.eu/springeR/},
  }