Nature tourism :
Nature tourism : managing for the environment /
edited by Tensie Whelan.
- Washington, D.C. : Island Press, 1991.
- xii, 223 p. : ill., maps ; 24 cm.
Includes bibliographical references and index.
155963037X
Tourist trade--Environmental aspects.
Includes bibliographical references and index.
155963037X
Tourist trade--Environmental aspects.