Responsible tourism : critical issues for conservation and development / edited by Anna Spenceley. Spenceley, Anna. Ed. Tourism Africa, Southern. Biodiversity conservation Africa, Southern. Economic development Africa, Southern. G155.A312 R47 2008 338.479168 RES 22 Includes bibliographical references and index. New York : Earthscan, 2008. 2008. 2008 Text xxviii, 386 p. : http://www.loc.gov/catdir/toc/ecip0815/2008016069.html eng Africa, Southern. Africa, Southern. Africa, Southern.