Letopis na druzhbata
By: [Redaktsionna kolegii︠a︡: V. Khadzhinikolov i dr.]
Publisher: Izd-vo na Otechestvenii︠a︡ front
Published: 1969
Place of publication: Sofii︠a︡
Language: bul
Notes: At head of title, v. 1-  :  Obshtonaroden komitei za bŭlgaro-sŭvetska druzhba. Natsionalen muzeǐ na bŭlgaro-sŭvetska druzhba.

Each vol. has special title-page also.

Bibliographical footnotes.