Cita APA (7a ed.)

Paul, E., & Ladd, J. (1981). Soil biochemistry: V.5 (1st edition.). Dekker.

Cita Chicago Style (17a ed.)

Paul, E.A, y J.N Ladd. Soil Biochemistry: V.5. 1st edition. New York: Dekker, 1981.

Cita MLA (8a ed.)

Paul, E.A, y J.N Ladd. Soil Biochemistry: V.5. 1st edition. Dekker, 1981.