APA-referens

G Williamson. (1959). An introduction to animal husbandry in the tropics. London: Longman.

Chicago-stil citat

G Williamson. An Introduction to Animal Husbandry in the Tropics. London: Longman, 1959.

MLA-referens

G Williamson. An Introduction to Animal Husbandry in the Tropics. London: Longman, 1959.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.