International Union for Conservation of Nature and Natural Resources, National Park Service\nOrganization of American States\nEastern National Park and Monument Association. (1976). Parks. U.S. National Park Service.
Čikaški stil citiranja (17. izdanje)International Union for Conservation of Nature and Natural Resources, National Park Service\nOrganization of American States\nEastern National Park and Monument Association. Parks. Washington: U.S. National Park Service, 1976.
MLA način citiranja (8. izdanje)International Union for Conservation of Nature and Natural Resources, National Park Service\nOrganization of American States\nEastern National Park and Monument Association. Parks. U.S. National Park Service, 1976.
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