@misc{indiciaeccc2042d1087,
  title = {Communicating Leave No Trace ethics and practices: Efficacy of two-day trainer courses},
  author = {M.L. Daniels and J. L. Marion},
  year = {2005},
  url = {https://pubs.usgs.gov/publication/5224681},
  note = {Source identifier: 5224681}
}