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Displaying items 111-120

159.9 - Psychology (1)
31 - Demography. Sociology. Statistics (1)
33 - Economics. Economic science (1)
340 - Law in general. Legal methods and auxiliary sciences (1)
347 - Civil law (1)
372 - Kinds of school providing kindergarten and elementary education (1)
377 - Specialized instruction. Vocational, technical, professional training. Vocational colleges, institutes. Polytechnics (1)
378 - Higher education. Universities. Academic study (1)
504 - Threats to the environment (1)
574 - General ecology and biodiversity (1)