bibentry(
  bibtype = "Manual",
  title   = "primer: Functions and data for the book A Primer of Ecology with R",
  author  = person("M. Henry", "Stevens"),
  year    = "2026",
  note    = "R package version 1.2.1",   # update to your actual current version
  url     = "https://CRAN.R-project.org/package=primer"
)

bibentry(
  bibtype    = "Book",
  title      = "A Primer of Ecology with R",
  author     = person("M. Henry", "Stevens"),
  year       = "2009",
  publisher  = "Springer",
  doi        = "10.1007/978-0-387-89882-7"
)
