Eastern deciduous forest: Inventory of natural areas and sites recommended as potential natural landmarks. National Park Service.
Chicago-Zitierstil (17. Ausg.)Eastern Deciduous Forest: Inventory of Natural Areas and Sites Recommended as Potential Natural Landmarks. Washington, D.C: National Park Service.
MLA-Zitierstil (9. Ausg.)Eastern Deciduous Forest: Inventory of Natural Areas and Sites Recommended as Potential Natural Landmarks. National Park Service.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.