APA aipamena

Maclean, C. (2012). The watcher. Penguin Books.

Chicago Style aipamena

Maclean, Charles. The Watcher. New York: Penguin Books, 2012.

MLA aipamena

Maclean, Charles. The Watcher. Penguin Books, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.