@misc{indiciae6f58ed72d85a,
  title = {[Book review] Population Studies of Birds by David Lack, Clarendon Press, 1966},
  author = {A. D. Geis},
  year = {1967},
  url = {https://pubs.usgs.gov/publication/5222365},
  note = {Source identifier: 5222365}
}