Não informado. (2000). Global Environmental Research. Association of International Research Initiatives for Environmental Studies.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Global Environmental Research. Tokyo: Association of International Research Initiatives for Environmental Studies, 2000.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Global Environmental Research. Association of International Research Initiatives for Environmental Studies, 2000.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.