Cita APA (7th ed.)

Morgan, R. P. C. (2005). Soil Erosion (3rd ed.). Blackwell.

Cita Chicago (17th ed.)

Morgan, R. P. C. Soil Erosion. 3rd ed. Malden, MA: Blackwell, 2005.

Cita MLA (9th ed.)

Morgan, R. P. C. Soil Erosion. 3rd ed. Blackwell, 2005.