To cite package MasterBayes in publications use:

  Hadfield J.D., Richardson D.S. & Burke T. (2009) Towards unbiased
  parentage assignment: combining genetic, behavioural and spatial data
  in a Bayesian framework Molecular Ecology, 15(12), 3715-31. URL
  https://onlinelibrary.wiley.com/doi/full/10.1111/j.1365-294X.2006.03050.x

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Towards unbiased parentage assignment: combining genetic, behavioural and spatial data in a Bayesian framework},
    author = {J. Hadfield and D.S. Richardson and T. Burke},
    language = {English},
    year = {2006},
    journal = {Molecular Ecology},
    volume = {15},
    number = {12},
    pages = {3684},
    month = {1},
  }