Cita APA (7a ed.)

Bradley, R. S., & Jones, P. D. (1992). Climate since a.d. 1500. Routledge.

Cita Chicago Style (17a ed.)

Bradley, Raymond S., y Philip D. Jones. Climate Since A.d. 1500. London [etc.]: Routledge, 1992.

Cita MLA (9a ed.)

Bradley, Raymond S., y Philip D. Jones. Climate Since A.d. 1500. Routledge, 1992.