BKP v tsentralniia periodichen pechat - vestnitsi, 10 noemvri 1989 - 30 ianuari 1990
By: S. Spasova i dr
Series: Bibliogr. khronologiia na preustroistvoto -- 1
Publisher: Nar. bibl. Kiril i Metodii
Published: 1990
Place of publication: Sofiia
Language: bul