TY - BOOK AU - Cater, Erlet AU - Lowman, Gwen ED - Royal Geographical Society (Great Britain) TI - Ecotourism: a sustainable option? SN - 0471948969 : U1 - 338.4791 20 PY - 1994/// CY - Chichester, New York PB - Wiley KW - Ecotourism N1 - Includes bibliographical references and index ER -