Cita APA (7a ed.)

Western, S. (1978). Soil survey contracts and quality control. Clarendon Press.

Cita Chicago Style (17a ed.)

Western, S. Soil Survey Contracts and Quality Control. Oxford: Clarendon Press, 1978.

Cita MLA (9a ed.)

Western, S. Soil Survey Contracts and Quality Control. Clarendon Press, 1978.