APA (7th ed.) Citation

Webster, R. (1977). Quantitative and numerical methods in soil classification and survey. Clarendon Press.

Chicago Style (17th ed.) Citation

Webster, R. Quantitative and Numerical Methods in Soil Classification and Survey. Oxford: Clarendon Press, 1977.

MLA (9th ed.) Citation

Webster, R. Quantitative and Numerical Methods in Soil Classification and Survey. Clarendon Press, 1977.

Warning: These citations may not always be 100% accurate.