Cita APA (7th ed.)
Barry, R. G., & Gan, T. (2011). The global cryosphere: Past, present, and future. Cambridge University Press.
Cita Chicago (17th ed.)
Barry, Roger Graham, i Thian-Yew Gan. The Global Cryosphere: Past, Present, and Future. Cambridge ; New York: Cambridge University Press, 2011.
Cita MLA (9th ed.)
Barry, Roger Graham, i Thian-Yew Gan. The Global Cryosphere: Past, Present, and Future. Cambridge University Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.