Cita APA (7a ed.)

Baker, K. (1993). Identification guide to European non-passerines. British Trust for Ornithology.

Cita Chicago Style (17a ed.)

Baker, Kevin. Identification Guide to European Non-passerines. Thetford: British Trust for Ornithology, 1993.

Cita MLA (9a ed.)

Baker, Kevin. Identification Guide to European Non-passerines. British Trust for Ornithology, 1993.