Association Internationale d'Experts Scientifiques du Tourisme (41st : 1991 : Mahe, Seychelles). (1991). Quality tourism: Concept of a sustainable tourism development, harmonizing economical, social and ecological interests. AIEST.
Citace podle Chicago (17th ed.)Association Internationale d'Experts Scientifiques du Tourisme (41st : 1991 : Mahe, Seychelles). Quality Tourism: Concept of a Sustainable Tourism Development, Harmonizing Economical, Social and Ecological Interests. St. Gall (Suisse): AIEST, 1991.
Citace podle MLA (9th ed.)Association Internationale d'Experts Scientifiques du Tourisme (41st : 1991 : Mahe, Seychelles). Quality Tourism: Concept of a Sustainable Tourism Development, Harmonizing Economical, Social and Ecological Interests. AIEST, 1991.
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