Παραπομπή σε μορφή APA (7η εκδ.)
Council of Europe, European Environment Agency (EEA), European Topic Centre on Nature Conservation, & Council of Europe. (1999). Nature conservation sites designated in application of international instruments at pan-European level. Council of Europe.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Council of Europe, European Environment Agency (EEA), European Topic Centre on Nature Conservation, και Council of Europe. Nature Conservation Sites Designated in Application of International Instruments at Pan-European Level. Council of Europe, 1999.
Παραπομπή σε μορφή MLA (9th εκδ.)
Council of Europe, et al. Nature Conservation Sites Designated in Application of International Instruments at Pan-European Level. Council of Europe, 1999.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.