Gaya APA

O'Neill, A., Llewellyn, C. (1997). Vultures Are Bald : And Other Questions About Birds (Cet. 3.--). London: Kingfisher Publications Plc.

Gaya MLA

O'Neill, Amanda., Llewellyn, Claire. "Vultures Are Bald : And Other Questions About Birds". Cet. 3.-- London: Kingfisher Publications Plc, 1997. Text.