APA (7e ed.) Bronvermelding
Williamson G. (1959). An introduction to animal husbandry in the tropics (3rd ed.). Longman.
Chicago (17e ed.) Bronvermelding
Williamson G. An Introduction to Animal Husbandry in the Tropics. 3rd ed. London: Longman, 1959.
MLA (9e ed.) Bronvermelding
Williamson G. An Introduction to Animal Husbandry in the Tropics. 3rd ed. Longman, 1959.
Let op: Deze citaties zijn niet altijd 100% accuraat.