APA引文

Clarke, A. C. (1984). Profiles of the future: An inquiry into the limits of the possible. New York: Holt.

Trích dẫn kiểu Chicago

Clarke, Arthur C. Profiles of the Future: An Inquiry Into the Limits of the Possible. New York: Holt, 1984.

MLA引文

Clarke, Arthur C. Profiles of the Future: An Inquiry Into the Limits of the Possible. New York: Holt, 1984.

警告：這些引文格式不一定是100％准確.