APA引文

ALEXANDER, L. (1980). Mainline: Beginers B (student' book). Longman.

芝加哥风格引文

ALEXANDER, L.G. Mainline: Beginers B (student' Book). London: Longman, 1980.

MLA引文

ALEXANDER, L.G. Mainline: Beginers B (student' Book). Longman, 1980.

警告：这些引文格式不一定是100％准确.