APA引文

Grayzel, S. R. (2013). The first world war: A brief history with documents. Boston: Bedford/St. Martin's.

Trích dẫn kiểu Chicago

Grayzel, Susan R. The First World War: A Brief History With Documents. Boston: Bedford/St. Martin's, 2013.

MLA引文

Grayzel, Susan R. The First World War: A Brief History With Documents. Boston: Bedford/St. Martin's, 2013.

警告：這些引文格式不一定是100％准確.