Baltic birds 5: Ecology, migration, and protection of Baltic birds 
Subtitle: proceedings of the Fifth Conference on the Study and Conservation of Migratory Birds of the Baltic Basin, Riga, October 5-10, 1987
Publisher: "Zinatne" Publishers
Published: 1990
Language: eng
Format: Unknown Binding
ISBN-13: 9785796605370
Subjects: Migration; Congresses; Ecology; Birds; Baltic States