Za po-visoka efektivnost na lektsionnata propaganda.
Contributors: Druzhestvo Georgi Dimitrov. Okrŭzhen sŭvet (Stara Zagora, Bulgaria)
Series: V pomosht na lektorite i propagandisti
Publisher: Okrŭzhen sŭvet na Druzhestvo Georgi Kirkov
Published: 1979
Place of publication: Stara Zagora
Language: bul
Number of pages: 62
Subjects: Lectures and lecturing -- Bulgaria -- Congresses.; Propaganda, Bulgarian -- Congresses.
Notes: Includes bibliographical references.