"The man and his urban environment;" the water
Subtitle: the air; the noise; the waste; the matter.
By: Sofia, 27th-29th April, 1972.
Contributors: United Towns Organisation.; Sofia (Bulgaria); World Centre for Technical Information and Urbanism.
Publisher: United Towns Organization and the City of Sofia
Published: 1972
Place of publication: Sofia
Language: eng
Number of pages: 24
Subjects: Pollution -- Congresses.
Notes: "Organizers of the conference: The United Towns Organization; the City of Sofia; the World Centre for Technical Information and Urbanism-WCTIU."