National Council for the Social Studies, American Historical Association, & Hunt, E. M. Social education. National Council for the Social Studies.
Cita Chicago (17th ed.)National Council for the Social Studies, American Historical Association, i Erling M. Hunt. Social Education. [Silver Spring, MD, etc.]: National Council for the Social Studies.
Cita MLA (9th ed.)National Council for the Social Studies, et al. Social Education. National Council for the Social Studies.
Atenció: Aquestes cites poden no estar 100% correctes.