APA引文

(1988). Webster"s guide to Business Correspondence. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Webster"s Guide to Business Correspondence. New York: McGraw-Hill, 1988.

MLA引文

Webster"s Guide to Business Correspondence. New York: McGraw-Hill, 1988.

警告：這些引文格式不一定是100％准確.