• 26 Jen do studovny

• 26 Kniha

Externí sklad

• 7 Spencer, Herbert, 1820-1903
• 2 Hall, G. Stanley 1844-1924
• 1 Bain, Winifred Elma, 1889-
• 1 Boring, E. G., 1886-1968
• 1 Borsodi, Ralph
• 1 Brookings Institution. Institute for Government Research
• 1 Bruère, Henry
• 1 Burnham, William Henry
• 1 Bush, Chilton
• 1 Cameron, Jenks
• 1 Champlin, John D.
• 1 Colbert, Roy J.
• 1 Darwin, Charles, 1809-1882
• 1 Dittmer, Clarence G.
• 1 Gillin, John Lewis
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• 26 angličtina

• 1 studie