Cita APA (7a ed.)

Hodgson, J. M., & Avery, B. W. (1976). Soil survey field handbook: Describing and sampling soil profiles (Reprint. with minor amendments.). Soil Survey of Great Britain (England and Wales).

Cita Chicago Style (17a ed.)

Hodgson, John Michael, y B. W. Avery. Soil Survey Field Handbook: Describing and Sampling Soil Profiles. Reprint. with minor amendments. Harpenden: Soil Survey of Great Britain (England and Wales), 1976.

Cita MLA (9a ed.)

Hodgson, John Michael, y B. W. Avery. Soil Survey Field Handbook: Describing and Sampling Soil Profiles. Reprint. with minor amendments. Soil Survey of Great Britain (England and Wales), 1976.