Demidova, S., & Razumouskii, V. (1987). Innovations in science, and mathematics education in schools in the Soviet Union. Division of Science, Tecnical and Environmental Education, Unesco.
Citace podle Chicago (17th ed.)Demidova, S.I, a V.G Razumouskii. Innovations in Science, and Mathematics Education in Schools in the Soviet Union. Paris: Division of Science, Tecnical and Environmental Education, Unesco, 1987.
Citace podle MLA (9th ed.)Demidova, S.I, a V.G Razumouskii. Innovations in Science, and Mathematics Education in Schools in the Soviet Union. Division of Science, Tecnical and Environmental Education, Unesco, 1987.
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