International Varna Sociological School. Session, Ivanov, V. N., & Vlasova, A. N. (1986). So︠t︡sialʹnye faktory i mekhanizmy ėkonomicheskogo razviti︠i︡a so︠t︡sialisticheskogo obshchestva. In-t so︠t︡siologicheskikh issledovaniĭ AN SSSR.
Lua i Stíl Chicago (17ú heag.)International Varna Sociological School. Session, V. N. Ivanov, agus A. N. Vlasova. So︠t︡sialʹnye Faktory I Mekhanizmy ėkonomicheskogo Razviti︠i︡a So︠t︡sialisticheskogo Obshchestva. Moskva: In-t so︠t︡siologicheskikh issledovaniĭ AN SSSR, 1986.
Lua MLA (8ú heag.)International Varna Sociological School. Session, et al. So︠t︡sialʹnye Faktory I Mekhanizmy ėkonomicheskogo Razviti︠i︡a So︠t︡sialisticheskogo Obshchestva. In-t so︠t︡siologicheskikh issledovaniĭ AN SSSR, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.