APA-referens (7:e uppl.)

Agency for Toxic Substances and Disease Registry. Toxicological profiles for sulfur trioxide and sulfuric acid.

Chicago-referens (17:e uppl.)

Agency for Toxic Substances and Disease Registry. Toxicological Profiles for Sulfur Trioxide and Sulfuric Acid.

MLA-referens (9:e uppl.)

Agency for Toxic Substances and Disease Registry. Toxicological Profiles for Sulfur Trioxide and Sulfuric Acid.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.