Cullingford, C. (1991). The inner world of the school: Children's ideas about schools. Cassell.
Lua i Stíl Chicago (17ú heag.)Cullingford, Cedric. The Inner World of the School: Children's Ideas About Schools. London: Cassell, 1991.
Lua MLA (8ú heag.)Cullingford, Cedric. The Inner World of the School: Children's Ideas About Schools. Cassell, 1991.
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