(2006). The social studies curriculum: Purposes, problems, and possibilities (3rd ed.). State University of New York Press.
Chicago-Zitierstil (17. Ausg.)The Social Studies Curriculum: Purposes, Problems, and Possibilities. 3rd ed. Albany: State University of New York Press, 2006.
MLA-Zitierstil (9. Ausg.)The Social Studies Curriculum: Purposes, Problems, and Possibilities. 3rd ed. State University of New York Press, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.