Everard, M. (2013). Britain's freshwater fishes. Princeton University Press.
Cita Chicago Style (17a ed.)Everard, Mark. Britain's Freshwater Fishes. Princeton: Princeton University Press, 2013.
Cita MLA (8a ed.)Everard, Mark. Britain's Freshwater Fishes. Princeton University Press, 2013.
Precaución: Estas citas no son 100% exactas.