Benn, D. I., & Evans, D. J. A. (2010). Glaciers and glaciation (2a. ed.). Routledge.
Cita Chicago (17th ed.)Benn, Douglas I., i David J. A. Evans. Glaciers and Glaciation. 2a. ed. Londres: Routledge, 2010.
Cita MLA (9th ed.)Benn, Douglas I., i David J. A. Evans. Glaciers and Glaciation. 2a. ed. Routledge, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.