Le Grand, H. E. (1988). Drifting continents and shifting theories. Cambridge University Press.
Tohutoru Kātū Chicago (17th ed.)Le Grand, H. E. Drifting Continents and Shifting Theories. Cambridge ; New York: Cambridge University Press, 1988.
Tohutoro MLA (9th ed.)Le Grand, H. E. Drifting Continents and Shifting Theories. Cambridge University Press, 1988.
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