To cite package 'emdbook' in publications use:

Ben Bolker (2019). emdbook: Ecological Models and Data in R; R package version 1.3.11.

Benjamin M. Bolker (2008) Ecological Models and Data in R. Princeton University Press

Corresponding BibTeX entries:

  @Manual{,
    title = {emdbook: Ecological Models and Data in {R}},
    author = {Ben Bolker},
    year = {2019},
    note = {R package version 1.3.11},
  }
  @Book{,
    title = {Ecological Models and Data in R},
    author = {Benjamin M. Bolker},
    year = {2008},
    publisher = {Princeton University Press},
  }