European Commission. (2008). Oil Spill in the Kerch Strait: Ukraine Post-Disaster Needs Assessment.
Chicago-referens (17:e uppl.)European Commission. Oil Spill in the Kerch Strait: Ukraine Post-Disaster Needs Assessment. 2008.
MLA-referens (9:e uppl.)European Commission. Oil Spill in the Kerch Strait: Ukraine Post-Disaster Needs Assessment. 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.