APA引文

English language services. (1967). Special English: Engineering. New York: MacMillan.

Trích dẫn kiểu Chicago

English language services. Special English: Engineering. New York: MacMillan, 1967.

MLA引文

English language services. Special English: Engineering. New York: MacMillan, 1967.

警告：这些引文格式不一定是100％准确.