Attenborough, D. (1984). The living planet: A portait of the earth. New York: Reader's Digest.
Παραπομπή Chicago StyleAttenborough, David. The Living Planet: A Portait of the Earth. New York: Reader's Digest, 1984.
MLA引文Attenborough, David. The Living Planet: A Portait of the Earth. New York: Reader's Digest, 1984.
警告：这些引文格式不一定是100％准确.