APA (7e ed.) Bronvermelding

Gillies, J., Thomas, A., & Taylor, G. (2011). Soaring and manoeuvring flight of a steppe eagle Aquila nipalensis.

Chicago (17e ed.) Bronvermelding

Gillies, J., A. Thomas, en G. Taylor. Soaring and Manoeuvring Flight of a Steppe Eagle Aquila Nipalensis. 2011.

MLA (9e ed.) Bronvermelding

Gillies, J., et al. Soaring and Manoeuvring Flight of a Steppe Eagle Aquila Nipalensis. 2011.