Cita APA (7th ed.)

Dent, D., & Young, A. (1981). Soil survey and land evaluation. George Alber and Unwin.

Cita Chicago (17th ed.)

Dent, David, i Anthony Young. Soil Survey and Land Evaluation. London: George Alber and Unwin, 1981.

Cita MLA (9th ed.)

Dent, David, i Anthony Young. Soil Survey and Land Evaluation. George Alber and Unwin, 1981.