CHARLESWORTH, J. (1957). The Quaternary era: With special reference to its glaciation. Arnold.
Cita Chicago (17th ed.)CHARLESWORTH, J.K. The Quaternary Era: With Special Reference to Its Glaciation. London: Arnold, 1957.
Cita MLA (9th ed.)CHARLESWORTH, J.K. The Quaternary Era: With Special Reference to Its Glaciation. Arnold, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.