citHeader("When using wordnet in publications, please cite both the wordnet interface, the Jawbone interface, and WordNet itself:")

## R >= 2.8.0 passes package metadata to citation().
if(!exists("meta") || is.null(meta)) meta <- packageDescription("wordnet")

year <- sub("-.*", "", meta$Date)
note <- sprintf("R package version %s", meta$Version)

bibentry("Manual",
         title = "wordnet: WordNet Interface",
         author =
             c(person("Ingo", "Feinerer"),
               person("Kurt", "Hornik",
                      email = "Kurt.Hornik@R-project.org")),
         year = year,
         note = note,
         url = "https://CRAN.R-project.org/package=wordnet",
	 header = "To cite wordnet, the R via Java interface to WordNet, please use:"
         )

bibentry("Manual",
         title = "Jawbone Java WordNet API",
         author = person("Mike", "Wallace"),
         year = "2007",
         url = "http://mfwallace.googlepages.com/jawbone",
	 header = "To cite Jawbone, the Java interface to WordNet, please use:"
         )

bibentry("Book",
         title = "WordNet: An Electronic Lexical Database",
         author = person("Christiane", "Fellbaum"),
         year = "1998",
         publisher = "Bradford Books",
	 header = "To cite WordNet, please use:"
         )
