Organizatorskata deĭnost na Bŭlgarskite profesionalni sŭi︠u︡zi po obshtestvenoto osiguri︠a︡vane
By: Li︠u︡dmil Tsonkov
Publisher: Profizdat
Published: 1977
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 56
Subjects: Social security