Visitors' learning for environmental sustainability: Testing short-and long-term impacts of wildlife tourism experiences using structural equation modelling / Roy Ballantyne, Jane Packer, John Falk
COTA(S): RE-1193
El club de producto ecoturismo en España: un método para su configuración y evaluación / Ricardo Blanco Portillo
COTA(S): RE-319
Marine protected areas : For whales, dolphins and porpoises / Erich Hoyt
COTA(S): 14862