APA (7th ed.) Zitazioa
ebrary, Inc. (1999). Health effects of exposure to radon. National Academy Press.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc. Health Effects of Exposure to Radon. Washington, D.C.: National Academy Press, 1999.
MLA (9th ed.) Zitazioa
ebrary, Inc. Health Effects of Exposure to Radon. National Academy Press, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.