Cita APA (7a ed.)

Ollier, C., & Clayton, K. M. (1975). Weathering ([1st ed.], 2nd revised impression.). Longman.

Cita Chicago Style (17a ed.)

Ollier, Cliff, y Keith Martin Clayton. Weathering. [1st ed.], 2nd revised impression. London: Longman, 1975.

Cita MLA (9a ed.)

Ollier, Cliff, y Keith Martin Clayton. Weathering. [1st ed.], 2nd revised impression. Longman, 1975.