Παραπομπή σε μορφή APA (7η εκδ.)
European Union. Commission, European Union. Office for Official Publications, & Calaforra Jose M. (2004). The main coastal karstic aquifers of southern Europe: A contribution by members of the COST-621 Action "Groundwater management of coastal karstic aquifers". European Union. Office for Official Publications.
Παραπομπή σε μορφή Chicago (17η εκδ.)
European Union. Commission, European Union. Office for Official Publications, και Calaforra Jose M. The Main Coastal Karstic Aquifers of Southern Europe: A Contribution by Members of the COST-621 Action "Groundwater Management of Coastal Karstic Aquifers". European Union. Office for Official Publications, 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)
European Union. Commission, et al. The Main Coastal Karstic Aquifers of Southern Europe: A Contribution by Members of the COST-621 Action "Groundwater Management of Coastal Karstic Aquifers". European Union. Office for Official Publications, 2004.
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