Johnson, A. P. (2006). Making connections in elementary and middle school social studies. Sage.
Citace podle Chicago (17th ed.)Johnson, Andrew P. Making Connections in Elementary and Middle School Social Studies. Thousand Oaks, Calif: Sage, 2006.
Citace podle MLA (9th ed.)Johnson, Andrew P. Making Connections in Elementary and Middle School Social Studies. Sage, 2006.
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