Litkovets Olena Dmytrivna. The formation of graphic skills in primary school students at the lessons of labour training. : к.пед.н. : spec.. 13.00.02 - Теорія і методика навчання (з галузей знань) : presented. 2016-06-29; popup.evolution: .; Poltava State Pedagogical University named by V.G.Korolenko. – , 0416U005084.

Updated: 2026-11-08