Cita APA (7a ed.)
Ash, J. S., Atkins, J., Ash, C., & Shirihai, H. (2009). Birds of Ethiopia and Eritrea: An atlas of distribution. Christopher Helm.
Cita Chicago Style (17a ed.)
Ash, J. S., John Atkins, Caroline Ash, y Hadoram Shirihai. Birds of Ethiopia and Eritrea: An Atlas of Distribution. London: Christopher Helm, 2009.
Cita MLA (9a ed.)
Ash, J. S., et al. Birds of Ethiopia and Eritrea: An Atlas of Distribution. Christopher Helm, 2009.
Precaución: Estas citas no son 100% exactas.