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- International Union for Conservation of Nature and Natural Resources7
- Sokolov, V. E. (Vladimir Evgenʹevich)6
- United States. National Park Service6
- IUCN Commission on National Parks and Protected Areas5
- Syroechkovskiĭ, E. E. (Evgeniĭ Evgenʹevich)5
- Vande weghe, Jean Pierre5
- Harris, Ann G.4
- Harris, David V.4
- Project Muse4
- Rotherham, Ian D.4
- Agence nationale des parcs nationaux (Gabon), issuing body3
- Cohen, Brenda H., 1940-3
- Cohen, Paul S., 1938-3
- Hardenberg, Wilko Graf von3
- International Union for Conservation of Nature and Natural Resources. Secretariat3
- Kiver, Eugene P.3
- Riley, Laura3
- Riley, William, 1931-3
- Tuttle, Esther3
- World Congress on National Parks and Protected Areas (4th : 1992 : Caracas, Venezuela)3