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APA-referens

Jeffreys, H. (1959). The earth: Its origin, history, and physical constitution (4th ed.). University Press.

Chicago-stil citat

Jeffreys, Harold. The Earth: Its Origin, History, and Physical Constitution. 4th ed. Cambridge: University Press, 1959.

MLA-referens

Jeffreys, Harold. The Earth: Its Origin, History, and Physical Constitution. 4th ed. University Press, 1959.

Harvard-stil citat

Jeffreys, H. 1959. The earth: Its origin, history, and physical constitution. 4th ed. Cambridge: University Press.

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