Prouchvanii͡a︡ vŭrkhu srednovekovnata bŭlgarska istorii͡a︡ i kultura
By: Ivan Duĭchev.
Publisher: Izd-vo Nauka i izkustvo
Published: 1981
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 382
Subjects: Bulgaria -- Civilization.
Notes: Includes bibliographical references and index.