Sustainable development - Congresses.

Overview

Works:	1 works in 1 publications in 1 languages

Titles

Sustainable tourism IV by: Brebbia, C. A.; Ecotourism - Congresses.; Pineda, F. D.; Sustainable development - Congresses. (Language materials, printed)

Subjects

Ecotourism - Congresses. Sustainable development - Congresses. 338.4791