TY - GEN AU - Cater , Erlet ;ed. AU - Lowman , Gwen ;ed. TI - Ecotourism: a sustainable option? SN - 0471948969 U1 - 338.4791 PY - 1994/// CY - Chichester PB - John Wiley & Sons KW - PRODUCTION ECONOMICS KW - TOURISM-ECOLOGICAL ASPECTS KW - ECOTOURISM ER -