Nelson, M. R. (1992). Children and social studies: Creative teaching in elementary classroom (2nd.ed.). HBJ.
Cita Chicago Style (17a ed.)Nelson, Murry R. Children and Social Studies: Creative Teaching in Elementary Classroom. 2nd.ed. Forth Worth: HBJ, 1992.
Cita MLA (9a ed.)Nelson, Murry R. Children and Social Studies: Creative Teaching in Elementary Classroom. 2nd.ed. HBJ, 1992.
Precaución: Estas citas no son 100% exactas.