APA引文

(1981). Lands and peoples: North America. Grolier.

芝加哥风格引文

Lands and Peoples: North America. Danburry, CT: Grolier, 1981.

MLA引文

Lands and Peoples: North America. Grolier, 1981.

警告：这些引文格式不一定是100％准确.