@book{61,
  author = {Archer Michael E},
  title = {BWARS: Bees, Wasps and Ants Recording Society Members' Handbook},
  year = {2005},
  edition = {3},
  month = {2005},
  publisher = {Centre for Ecology and Hydrology},
  address = {Huntingdon},
  isbn = {1870393791},
  language = {eng},
}