Cita APA

Gardiner, D. T., & Miller, R. W. (2008). Soils in our environment (11th ed.). Pearson/Prentice Hall.

Citación estilo Chicago

Gardiner, Duane T., and Raymond W. Miller. Soils in Our Environment. 11th ed. Upper Saddle River, N.J: Pearson/Prentice Hall, 2008.

Cita MLA

Gardiner, Duane T., and Raymond W. Miller. Soils in Our Environment. 11th ed. Pearson/Prentice Hall, 2008.