Sofii︠a︡ : Izd. na Dŭrzhavnii︠a︡ komitet za planirane, Ministerstvoto na finansite, Bŭlgarskata narodna banka, Komiteta po edinna sistema za sot︠s︡ialna informat︠s︡ii︠a︡, 1985-

SML, Stacks, LC Classification >> HC403 A1 I36 (LC)

Sofii︠a︡ : Sŭvet, 1982-

SML, Stacks, LC Classification >> HB9 G56 (LC)

Sofii︠a︡ : Sŭvet, 1982-

SML, Stacks, LC Classification >> HX8 G56 (LC)

Sofii︠a︡, Nauka i isskustvo.

SML, Stacks, LC Classification >> HB9 G56 (LC)

Sofii︠a︡, Nauka i isskustvo.

SML, Stacks, LC Classification >> HX8 G56 (LC)

Sofii︠a︡, T︠S︡K na BKP, 1965-

Library Shelving Facility (LSF)

[n.p.] [1961-

SML, Stacks, LC Classification >> DR55 B82