APA aipamena

Sprague, M. (2012). Paradox: The Nine Greatest Enigmas in Science.

Chicago Style aipamena

Sprague, MR. Paradox: The Nine Greatest Enigmas in Science. 2012.

MLA aipamena

Sprague, MR. Paradox: The Nine Greatest Enigmas in Science. 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.