30 [i.e. Tridtsatʹ] let sotsialisticheskoi ekonomiki Bolgarii
Subtitle: tsifry i fakty
By: S.D. Sergeev, S.V. Mikheev
Publisher: "Znanie"
Published: 1974
Place of publication: Moskva
Language: rus
Number of pages: 66
Notes: At head of title: Ordena Lenina Vsesoiuznoe obshchestvo "Znanie". Nauchno-metodicheskii sovet po propagande voprosov mezhdunarodnoi zhizni.

Includes bibliographical references.