@misc{indiciae89cb163ce9b2,
  title = {Waterfowl ecology and management},
  author = {Joshua T. Ackerman and Mark P. Herzog and Gregory S. Yarris and Michael L. Casazza and E. Burns and John M. Eadie},
  year = {2014},
  url = {https://pubs.usgs.gov/publication/70042770},
  note = {Source identifier: 70042770}
}