APA (7th ed.) Citation

British Geomorphological Research Group, Kirkby, M. J., & Morgan, R. P. C. (1980). Soil erosion. Wiley.

Chicago Style (17th ed.) Citation

British Geomorphological Research Group, M. J. Kirkby, and Royston Philip Charles Morgan. Soil Erosion. Chichester [Eng.]: Wiley, 1980.

MLA (9th ed.) Citation

British Geomorphological Research Group, et al. Soil Erosion. Wiley, 1980.