San Lorenzo course: Uma aventura na ria / Ramiro de Jesus
4 senses, natural experiences in Centro de Portugal / TCP/ARPT Centro de Portugal
The carbon cost of polar bear viewing tourism in Churchill, Canada / Jackie Dawson [et al.]
Golfe & Ambiente - Biodiversidade e campos de golfe / Sílvia de Oliveira Vau
Wildlife tourism as a common pool resource issue: enabling conditions for sustainability governance / Susan A. Moore, Kate Rodger
Estarreja - Património Natural / Rui Brito; Trad. Sofia Garcia