National Council for the Social Studies, American Historical Association, & Hunt, E. M. Social education. National Council for the Social Studies.
Citace podle Chicago (17th ed.)National Council for the Social Studies, American Historical Association, a Erling M. Hunt. Social Education. [Silver Spring, MD, etc.]: National Council for the Social Studies.
Citace podle MLA (9th ed.)National Council for the Social Studies, et al. Social Education. National Council for the Social Studies.
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