Cita APA (7a ed.)

Cramp, S., & Brooks, D. J. (1988). Handbook of the birds of Europe, the Middle East and North Africa. The birds of the Western Paleartic: 5, Tyrant flycatchers to thrushes. Oxford University Press.

Cita Chicago Style (17a ed.)

Cramp, Stanley, y Duncan J. Brooks. Handbook of the Birds of Europe, the Middle East and North Africa. The Birds of the Western Paleartic: 5, Tyrant Flycatchers to Thrushes. Oxford [etc.]: Oxford University Press, 1988.

Cita MLA (9a ed.)

Cramp, Stanley, y Duncan J. Brooks. Handbook of the Birds of Europe, the Middle East and North Africa. The Birds of the Western Paleartic: 5, Tyrant Flycatchers to Thrushes. Oxford University Press, 1988.