APA (7th ed.) Zitazioa
ebrary, Inc, & Spies, R. B. (2007). Long-term ecological change in the Northern Gulf of Alaska. Elsevier.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Robert Bernard Spies. Long-term Ecological Change in the Northern Gulf of Alaska. Amsterdam: Elsevier, 2007.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Robert Bernard Spies. Long-term Ecological Change in the Northern Gulf of Alaska. Elsevier, 2007.
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