@misc{indiciaec98ae96a85dc,
  title = {Summary of foreign game bird liberations 1960 to 1968 and propagation 1966 to 1968},
  author = {Wayne H. Bohl and Gardiner Bump},
  year = {1970},
  url = {https://pubs.usgs.gov/publication/ssrw130},
  note = {Source identifier: ssrw130}
}