Shermer, M. (2005). Science friction: Where the known meets the unknown. Times books.
Chicago Style (17th ed.) ZitazioaShermer, Michael. Science Friction: Where the Known Meets the Unknown. New York: Times books, 2005.
MLA (9th ed.) ZitazioaShermer, Michael. Science Friction: Where the Known Meets the Unknown. Times books, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.