American Chemical Society. Division of Geochemistry, American Chemical Society. Meeting, Stankiewicz, B. A., & Van Bergen, P. F. (1998). Nitrogen-containing macromolecules in the bio- and geosphere. American Chemical Society.
Chicago-viite (17. p.)American Chemical Society. Division of Geochemistry, American Chemical Society. Meeting, B. Artur Stankiewicz, ja Pim F. Van Bergen. Nitrogen-containing Macromolecules in the Bio- and Geosphere. Washington, DC: American Chemical Society, 1998.
MLA-viite (9. p.)American Chemical Society. Division of Geochemistry, et al. Nitrogen-containing Macromolecules in the Bio- and Geosphere. American Chemical Society, 1998.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.