Jeffreys, H. (1952). The Earth: Its origin history and physical constitution (3rd ed.). Cambridge University Press.
Chicago Style (17th ed.) CitationJeffreys, Harold. The Earth: Its Origin History and Physical Constitution. 3rd ed. Cambridge: Cambridge University Press, 1952.
MLA (8th ed.) CitationJeffreys, Harold. The Earth: Its Origin History and Physical Constitution. 3rd ed. Cambridge University Press, 1952.
Warning: These citations may not always be 100% accurate.