. "Online version"@en. "http://www.nps.gov/nero/science/FINAL/DEWA_veg_map/pdf5.pdf". . . . . . . . . . . . . . . . . "Source: Freebase - The World's database". "Classification and Mapping of Vegetation and Fire Fuel Models at Delaware Water Gap National Recreation Area: Volume 2 of 2 \u2013 Appendix G"@en. .