@misc{indiciae652745c799b7,
  title = {Waterfowl status report, 1977.},
  author = {Carey S. Smith and Sharon L. Rhoades and K. Duane Norman},
  year = {1981},
  url = {https://pubs.usgs.gov/publication/ssrw236},
  note = {Source identifier: ssrw236}
}