Cita APA (7a ed.)

Berta, A., Sumich, J. L., Kovacs, K. M., Folkens, P. A., & Adam, P. J. (2006). Marine mammals: Evolutionary biology (2a ed.). Elsevier/Academic Press.

Cita Chicago Style (17a ed.)

Berta, Annalisa, James L. Sumich, Kit M. Kovacs, Pieter A. Folkens, y Peter J. Adam. Marine Mammals: Evolutionary Biology. 2a ed. Boston ; London: Elsevier/Academic Press, 2006.

Cita MLA (8a ed.)

Berta, Annalisa, et al. Marine Mammals: Evolutionary Biology. 2a ed. Elsevier/Academic Press, 2006.