APA引文

Andrea, A. J., & Overfield, J. H. (2012). The human record: Sources of global history. Boston, MA: Wadsworth Cengage Learning.

Trích dẫn kiểu Chicago

Andrea, Alfred J., và James H. Overfield. The Human Record: Sources of Global History. Boston, MA: Wadsworth Cengage Learning, 2012.

MLA引文

Andrea, Alfred J., và James H. Overfield. The Human Record: Sources of Global History. Boston, MA: Wadsworth Cengage Learning, 2012.

警告：這些引文格式不一定是100％准確.