Duxbury, A. C. (1997). An introduction to the world's oceans. Dubuque, IA: WCB.
Trích dẫn kiểu ChicagoDuxbury, Alyn C. An Introduction to the World's Oceans. Dubuque, IA: WCB, 1997.
MLA CitationDuxbury, Alyn C. An Introduction to the World's Oceans. Dubuque, IA: WCB, 1997.
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