APA-referens (7:e uppl.)

Clark, J., & Pear, N. (1995). Strange & unexplained happenings: When nature breaks the rules of science. U*X*L.

Chicago-referens (17:e uppl.)

Clark, Jerome, och Nancy Pear. Strange & Unexplained Happenings: When Nature Breaks the Rules of Science. New York: U*X*L, 1995.

MLA-referens (9:e uppl.)

Clark, Jerome, och Nancy Pear. Strange & Unexplained Happenings: When Nature Breaks the Rules of Science. U*X*L, 1995.