APA (7th ed.) Zitazioa
ebrary, Inc, Romano, G. C., & Conti, A. G. (2010). Air quality in the 21st century. Nova Science Publishers.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Gaia C. Romano, eta Alice G. Conti. Air Quality in the 21st Century. New York: Nova Science Publishers, 2010.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Air Quality in the 21st Century. Nova Science Publishers, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.