Flora na Vitosha.
Contributors: Penev, Ivan Nikolov.
Publisher: Nauka i izkustvo
Published: 1963
Place of publication: [Sofii͡a︡]
Language: bul
Number of pages: 513
Subjects: Botany -- Bulgaria -- Vitosha.
Notes: At head of tile : B. Kitanov, Iv. Penev.