Citazione APA

Brady, N. C., & Well, R. R. (2005). The Nature and properties of Soils (13.).

Stile di citazione Chicago

Brady, Nyle C., e Ray R. Well. The Nature and Properties of Soils. 13. Delhi, Pearson Education, 2005.

Citazione MLA

Brady, Nyle C., e Ray R. Well. The Nature and Properties of Soils. 13. 2005.