Title: Materiali ot nauchno-prakticheskata konferent͡sii͡a na tema Povishavane roli͡ata na profsŭi͡uznite organi i organizat͡sii v razvitieto na agrarnite trudovi kolektivi, Sofii͡a, 15 i 16 dekemvri 1981 godina
Subjects: Agricultural laborers, Agriculture, Congresses, Economic aspects of Agriculture, Labor unions
Places: Bulgaria