APA (7th ed.) Citation

Clarke, G. R., & Beckett, P. (1971). The study of soil in the field (5th ed.). Clarendon Press.

Chicago Style (17th ed.) Citation

Clarke, George Robin, and Philip Beckett. The Study of Soil in the Field. 5th ed. Oxford: Clarendon Press, 1971.

MLA (9th ed.) Citation

Clarke, George Robin, and Philip Beckett. The Study of Soil in the Field. 5th ed. Clarendon Press, 1971.