(1973). Lands and peoples. Grolier.
芝加哥风格引文Lands and Peoples. New York: Grolier, 1973.
MLA引文Lands and Peoples. Grolier, 1973.
警告：这些引文格式不一定是100％准确.
APA引文
(1973). Lands and peoples. Grolier.
芝加哥风格引文Lands and Peoples. New York: Grolier, 1973.
MLA引文Lands and Peoples. Grolier, 1973.