"normalization" (1969-1989 : Czechoslovakia) 1 [vynechat] Earth's crust 1 [vynechat] Earth’s body 1 [vynechat] activities of libraries 1 [vynechat] celebrities 1 [vynechat] dejiny knižnej kultúry 1 [vynechat] dejiny medicíny 1 [vynechat] deserts 1 [vynechat] dáta 1 [vynechat] elections 1 [vynechat] electoral behavior 1 [vynechat] epidemiology 1 [vynechat] epidemiológia 1 [vynechat] fossils 1 [vynechat] fosílie 1 [vynechat] health and disease 1 [vynechat] health education 1 [vynechat] health service 1 [vynechat] history of books and reading 1 [vynechat] history of medicine 1 [vynechat] horniny 1 [vynechat] konverzia dát 1 [vynechat] makerspaces in libraries 1 [vynechat] neurology 1 [vynechat] neurológia 1 [vynechat] normalizácia, Česko-Slovensko, 1968-1989 1 [vynechat] osobnosti 1 [vynechat] osveta 1 [vynechat] programs and projects 1 [vynechat] programy a projekty 1 [vynechat]