APA引文

Karen, R. (1985). Toward the year 2000. New York: William Morrow and Company.

Trích dẫn kiểu Chicago

Karen, Ruth. Toward the Year 2000. New York: William Morrow and Company, 1985.

MLA引文

Karen, Ruth. Toward the Year 2000. New York: William Morrow and Company, 1985.

警告：這些引文格式不一定是100％准確.