Agenda 21 for the travel & tourism industry towards environmentally sustainable development.

Detaylı Bibliyografya
Kurumsal yazarlar: United Nations Conference on Environment and Development Rio de Janeiro, Brazil, World Travel & Tourism Council, World Tourism Organization, Earth Council
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: [Brazil WTTC 1992].
Konular: