The blue Danube
Subtitle: views and voices : Rousse '93
By: [compiled by Yordanka Nenova ; edited by Todor Nenov].
Contributors: Nenov, Todor.
Publisher: Ministry of Education, Science and Culture
Published: 1993
Place of publication: Sofia, Bulgaria
Language: eng
Number of pages: 80
Subjects: Environmental education -- Bulgaria -- Congresses.
Genres: Congresses.
Other titles: Rousse '93
Notes: Includes bibliographical references.