@book{68,
  author = {Davies L.},
  title = {A key to the British species of Simulidae (Diptera) in the larval, pupal and adult stages. (Scientific publication no. 24).},
  year = {1968},
  month = {1968},
  publisher = {Freshwater Biological Association},
  address = {Ambleside},
  language = {eng},
}