To cite the lsr package in publications use:

Navarro, D. J. (2015) Learning statistics with R: A tutorial for psychology students and other beginners. (Version 0.5) University of Adelaide. Adelaide, Australia

Corresponding BibTeX entry:

  @Manual{,
    title = {Learning statistics with R: A tutorial for psychology
      students and other beginners. (Version 0.5)},
    author = {Daniel Navarro},
    organization = {University of Adelaide},
    address = {Adelaide, Australia},
    year = {2015},
    note = {R package version 0.5},
    url = {http://ua.edu.au/ccs/teaching/lsr},
  }