National parks of New Zealand
1979
Tourism
Antarctic protected areas : future options
1986
Keage, P. L. (Peter Lawson) |
The tourism industry and the environment
1992
Jenner, Paul |
Smith, Christine |
Science and the management of protected areas : proceedings of an international conference held at Acadia University, Nova Scotia, Canada, 14-19 May 1991
1992
Willison, J. H. Martin |
Logging versus fisheries and tourism in Palawan : an environmental and economic analysis
1988
Hodgson, Gregor |
Dixson, John A. |
Recreational uses of coastal areas : a research project
1990
Fabbri, Paolo |
Tourism and national parks : issues and implications
2000
Butler, Richard W. |
Boyd, Stephen W. |
Tourism and development in mountain regions
2000
Godde, Pamela M. |
Price, Martin F. |
Zimmermann, Friedrich M. |
Comparative study of ecotourism policy in the Americas - 1998
1999
Edwards, Stephen N. |
McLaughlin, William J. |
Ham, Sam H. |
Environmental guidelines to practical forest management
1998
Korhonen, Kirsi-Marja |
Laamanen, Risto |
Savonmäki, Sirkka |