Gaya APA

G., W, ., W.J.A., P, . (1959). An Introduction to Animal Husbandri in the Tropics . London: Longman.

Gaya MLA

G., Williamson, ., W.J.A., Payne, . "An Introduction to Animal Husbandri in the Tropics". London: Longman, 1959. Text.