Deismireacht APA

Bernal, J. D. (1969). Science in history. Australia: Penguin books.

Trích dẫn kiểu Chicago

Bernal, J. D. Science in History. Australia: Penguin books, 1969.

Deismireacht MLA

Bernal, J. D. Science in History. Australia: Penguin books, 1969.

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