APA (7th ed.) Zitazioa
ebrary, Inc, & Harrison, R. M. (2001). Pollution: Causes, effects, and control (4th ed.). Royal Society of Chemistry.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Roy M. Harrison. Pollution: Causes, Effects, and Control. 4th ed. Cambridge: Royal Society of Chemistry, 2001.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Roy M. Harrison. Pollution: Causes, Effects, and Control. 4th ed. Royal Society of Chemistry, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.