APA (7th ed.) Citation

ScienceDirect (Online service), Belgrano, A., & Reiss, J. (2011). The role of body size in multispecies systems. Elsevier.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Andrea- Belgrano, and Julia Reiss. The Role of Body Size in Multispecies Systems. Oxford: Elsevier, 2011.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. The Role of Body Size in Multispecies Systems. Elsevier, 2011.