APA (7th ed.) Citation

Levi, L. (1980). SO₂. Guimarães.

Chicago Style (17th ed.) Citation

Levi, Luna. SO₂. Guimarães, 1980.

MLA (8th ed.) Citation

Levi, Luna. SO₂. Guimarães, 1980.

Warning: These citations may not always be 100% accurate.