APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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