Παραπομπή APA

Wall, D. H. (2013). Soil ecology and ecosystem services. Oxford University Press.

Παραπομπή Chicago Style

Wall, Diana H. Soil Ecology and Ecosystem Services. Oxford: Oxford University Press, 2013.

Παραπομπή MLA

Wall, Diana H. Soil Ecology and Ecosystem Services. Oxford University Press, 2013.