Crichton, M. (1999). Timeline. New York: Random House Audio.
Trích dẫn kiểu ChicagoCrichton, Michael. Timeline. New York: Random House Audio, 1999.
MLA引文Crichton, Michael. Timeline. New York: Random House Audio, 1999.
警告：這些引文格式不一定是100％准確.
APA引文