Cita APA

Singer, M. J., & Munns, D. N. (1991). Soil, an introduction (Second edition.). New York, New York: Macmillan.

Citación estilo Chicago

Singer, Michael John, y Donald Neville Munns. Soil, an Introduction. Second edition. New York, New York: Macmillan, 1991.

Cita MLA

Singer, Michael John, y Donald Neville Munns. Soil, an Introduction. Second edition. New York, New York: Macmillan, 1991.