Welton, D. A. (1999). Children and their world: Strategies for teaching social studies (6th ed.). Houghton Mifflin.
Citace podle Chicago (17th ed.)Welton, David A. Children and Their World: Strategies for Teaching Social Studies. 6th ed. Boston: Houghton Mifflin, 1999.
Citace podle MLA (9th ed.)Welton, David A. Children and Their World: Strategies for Teaching Social Studies. 6th ed. Houghton Mifflin, 1999.
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