Narodnai͡a︡ Respublika Bolgarii͡a︡.
Edition: Izd. 2., ispr. i dop.
Series: U karty mira
Publisher: Gos. izd-vo geogr. lit-ry
Published: 1952
Place of publication: Moskva
Language: rus
Number of pages: 108
Subjects: Bulgaria.