APA (7th ed.) Citation

Butler, B. E. (1980). Soil classification for soil survey / (by) B.E. Butler. Clarendon Press.

Chicago Style (17th ed.) Citation

Butler, B E. Soil Classification for Soil Survey / (by) B.E. Butler. Oxford: Clarendon Press, 1980.

MLA (9th ed.) Citation

Butler, B E. Soil Classification for Soil Survey / (by) B.E. Butler. Clarendon Press, 1980.

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