APA aipamena

Legge, A., & Krupa. S.V. (1990). Acidic Deposition: Sulphur and Nitrogen Oxides. Lewis.

Chicago Style aipamena

Legge, A.H, and Krupa. S.V. Acidic Deposition: Sulphur and Nitrogen Oxides. Michigan: Lewis, 1990.

MLA aipamena

Legge, A.H, and Krupa. S.V. Acidic Deposition: Sulphur and Nitrogen Oxides. Lewis, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.