APA Citatie

Bardgett, R., Usher, M., & Hopkins, D. (2009). Biological Diversity and Function in Soils. Cambridge University Press.

Chicago Style citaat

Bardgett, Richard, Michael Usher, en David Hopkins. Biological Diversity and Function in Soils. Cambridge University Press, 2009.

MLA citatie

Bardgett, Richard, et al. Biological Diversity and Function in Soils. Cambridge University Press, 2009.