citHeader("To cite package 'unmarked' in publications use:")

desc <- packageDescription("unmarked")
year <- sub(".*(2[[:digit:]]{3})-.*", "\\1", desc$Date)
vers <- paste("R package version", desc$Version)

citEntry(entry="Manual",
         title = "unmarked: Models for Data from Unmarked Animals",
         author = personList(as.person("Ian Fiske"),
                             as.person("Richard B. Chandler"),
                             as.person("J. Andrew Royle")),
         year = year,
         note = vers,

         textVersion =
         paste("Ian Fiske, Richard B. Chandler, and Andy Royle (",
               year,
               "). unmarked: Models for Data from Unmarked Animals. ",
               vers, ".", sep=""))

