Farris, P. J. (2001). Elementary & middle school social studies: An interdisciplinary instructional approach (3rd ed.). Boston: McGraw-Hill.
Čikaški stil citiranjaFarris, Pamela J. Elementary & Middle School Social Studies: An Interdisciplinary Instructional Approach. 3rd ed. Boston: McGraw-Hill, 2001.
MLA način citiranjaFarris, Pamela J. Elementary & Middle School Social Studies: An Interdisciplinary Instructional Approach. 3rd ed. Boston: McGraw-Hill, 2001.
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