School Subject (according to ISCED):
    03 - Social sciences, journalism and information
    031 - Social and behavioural sciences
    0314 - Sociology and cultural studies
    05 - Natural sciences, mathematics and statistics
    053 - Physical sciences
    0532 - Earth sciences

Level of Education: ISCED 2 - Lower secondary level

Document Type: Textbook

Country of Use: Soviet Union (until 1991)