APA引文

Lock, D. (2011). Emperor penguins (1st American ed.). DK Publishing.

Chicago Style (17th ed.) Citation

Lock, Deborah. Emperor Penguins. 1st American ed. New York, N.Y.: DK Publishing, 2011.

MLA引文

Lock, Deborah. Emperor Penguins. 1st American ed. DK Publishing, 2011.

警告：這些引文格式不一定是100％准確.