Seminar on Wastewater Treatment in Urban Areas, 7-9 September 1986, Visby, Sweden.
Contributors: Baltic Marine Environment Protection Commission.
Series: Baltic Sea environment proceedings,; no. 25
Publisher: Baltic Marine Environment Protection Commission, Helsinki Commission
Published: 1987
Place of publication: [Helsinki]
Language: eng
Number of pages: 159
Subjects: Sewage disposal -- Europe -- Congresses.; Sewage -- Purification -- Congresses.
Notes: Includes bibliographical references.
"December 1987."