Cita APA (7a ed.)

Etchecopar, R., & Francois, H. (1967). The birds of North Africa from the Canary islands to the red sea. Oliver & Boyd.

Cita Chicago Style (17a ed.)

Etchecopar, R.D, y Hue Francois. The Birds of North Africa from the Canary Islands to the Red Sea. Edinburgh: Oliver & Boyd, 1967.

Cita MLA (9a ed.)

Etchecopar, R.D, y Hue Francois. The Birds of North Africa from the Canary Islands to the Red Sea. Oliver & Boyd, 1967.