Dyfyniad APA

National Research Council (U.S.). Ocean Studies Board & ebrary, Inc. (1998). Opportunities in ocean sciences: Challenges on the horizon. National Academy Press].

Dyfyniad Arddull Chicago

National Research Council (U.S.). Ocean Studies Board and Inc ebrary. Opportunities in Ocean Sciences: Challenges on the Horizon. [Washington, D.C.: National Academy Press], 1998.

Dyfyniad MLA

National Research Council (U.S.). Ocean Studies Board and Inc ebrary. Opportunities in Ocean Sciences: Challenges on the Horizon. National Academy Press], 1998.

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