| | Showing all published items in the file for Reference Phrase: "Natural areas."| 1873150253 | | Natural area tourism : ecology, impacts, and management / David Newsome, Susan A. Moore, and Ross K. Dowling.
| | 8492007028 | | Desarrollo y gestiâon del turismo en âareas rurales-naturales / [autores, Arturo Crosby, Adela Moreda].
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