Παραπομπή σε μορφή APA (7η εκδ.)
Secretariat of the Convention on Biological Diversity (CBD) & Secretariat of the Convention on Biological Diversity (CBD). (2004). Guidelines on biodiversity and tourism development: International guidelines for activities related to sustainable tourism development in vulnerable terrestrial, marine and coastal ecosystems and habitats of major importance for biological diversity and protected areas including fragile riparian. Secretariat of the Convention on Biological diversity (CBD).
Παραπομπή σε μορφή Chicago (17η εκδ.)
Secretariat of the Convention on Biological Diversity (CBD) και Secretariat of the Convention on Biological Diversity (CBD). Guidelines on Biodiversity and Tourism Development: International Guidelines for Activities Related to Sustainable Tourism Development in Vulnerable Terrestrial, Marine and Coastal Ecosystems and Habitats of Major Importance for Biological Diversity and Protected Areas Including Fragile Riparian. Secretariat of the Convention on Biological diversity (CBD), 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)
Secretariat of the Convention on Biological Diversity (CBD) και Secretariat of the Convention on Biological Diversity (CBD). Guidelines on Biodiversity and Tourism Development: International Guidelines for Activities Related to Sustainable Tourism Development in Vulnerable Terrestrial, Marine and Coastal Ecosystems and Habitats of Major Importance for Biological Diversity and Protected Areas Including Fragile Riparian. Secretariat of the Convention on Biological diversity (CBD), 2004.
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