http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
WHO Task Group on Environmental Health Criteria for Oxides of Nitrogen
"Published under the joint sponsorship of the United Nations Environment Programme and the World Health Organization."
"WHO Task Group on Environmental Health Criteria for Oxides of Nitrogen, Tokyo, 23-27, August 1976"--P. 7.
Includes bibliographical references (pages 71-79).