International Symposium on Environmental Biogeochemistry San Francisco, Calif, & Oremland, R. S. (1993). Biogeochemistry of global change: Radiatively active trace gases : selected papers from the Tenth International Symposium on Environmental Biogeochemistry, San Francisco, August 19-24, 1991. Chapman & Hall.
Lua i Stíl Chicago (17ú heag.)International Symposium on Environmental Biogeochemistry San Francisco, Calif, agus R. S. Oremland. Biogeochemistry of Global Change: Radiatively Active Trace Gases : Selected Papers from the Tenth International Symposium on Environmental Biogeochemistry, San Francisco, August 19-24, 1991. New York: Chapman & Hall, 1993.
Lua MLA (8ú heag.)International Symposium on Environmental Biogeochemistry San Francisco, Calif, agus R. S. Oremland. Biogeochemistry of Global Change: Radiatively Active Trace Gases : Selected Papers from the Tenth International Symposium on Environmental Biogeochemistry, San Francisco, August 19-24, 1991. Chapman & Hall, 1993.