APA (7th ed.) Zitazioa

Water, Air, & Soil Pollution: Focus. Springer Netherlands.

Chicago Style (17th ed.) Zitazioa

Water, Air, & Soil Pollution: Focus. Springer Netherlands.

MLA (9th ed.) Zitazioa

Water, Air, & Soil Pollution: Focus. Springer Netherlands.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.