Air quality in selected urban areas, 1973-1974
By: prepared in cooperation with the WHO Collaborating Centre on Environmental Pollution Control, United States Environmental Protection Agency, Washington, D.C., U.S.A.
Contributors: WHO Collaborating Centre on Environmental Pollution Control.; United Nations Environment Programme.
Series: WHO offset publication ; no. 30, 41,57; WHO offset publication -- no. 30.
Publisher: World Health Organization; obtainable from Q Corps.]
Published: 1976
Place of publication: Geneva; [Albany, N.Y
Language: eng
Number of pages: 65
Subjects: Air quality -- Tables.
Notes: "GEMS: Global Environmental Monitoring System."

"Published under the joint sponsorship of the United Nations Environment Programme and the World Health Organization."

Includes bibliographical references.