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Êîíôåðåíöèÿ Åâðîïà 2020 - áúëãàðñêè îáðàçîâàòåëíè èçìåðåíèÿ [ñáîðíèê:ãîäèøíèê] : Ïúðâè êðúã íà îáùèíñêèòå ïåäàãîãè÷åñêè ÷åòåíèÿ - îáùèíà Âàðíà
. - Øóìåí : Óíèâ. èçä. Åïèñêîï Êîíñòàíòèí Ïðåñëàâñêè, 2011-. - 20 ñì
ISSN 1314-4308ÓÄÊ 373.2 | Îáðàçîâàíèå - Áúëãàðèÿ |
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