ebrary, Inc. (1995). Clean ships, clean ports, clean oceans: Controlling garbage and plastic wastes at sea. National Academy Press.
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Chicago Style (17th ed.) Zitazioa
ebrary, Inc. Clean Ships, Clean Ports, Clean Oceans: Controlling Garbage and Plastic Wastes at Sea. Washington, D.C.: National Academy Press, 1995.
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MLA (9th ed.) Zitazioa
ebrary, Inc. Clean Ships, Clean Ports, Clean Oceans: Controlling Garbage and Plastic Wastes at Sea. National Academy Press, 1995.
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