APA-viite (7. p.)

Loehr, J. (2006). Thinhorn sheep evolution and behaviour.

Chicago-viite (17. p.)

Loehr, John. Thinhorn Sheep Evolution and Behaviour. Jyväskylä, 2006.

MLA-viite (9. p.)

Loehr, John. Thinhorn Sheep Evolution and Behaviour. 2006.