Nieda, J. v., Hardge, B., & Gray, S. W. (1974). No cost, low cost playthings: Toys for fun and learning (Rev. ed.). Demonstration and Research Center for Early Education, John F. Kennedy Center for Research on Education and Human Development, George Peabody College for Teachers.
Chicago-Zitierstil (17. Ausg.)Nieda, Josephine von, Beulah Hardge, und Susan W. Gray. No Cost, Low Cost Playthings: Toys for Fun and Learning. Rev. ed. Nashville: Demonstration and Research Center for Early Education, John F. Kennedy Center for Research on Education and Human Development, George Peabody College for Teachers, 1974.
MLA-Zitierstil (9. Ausg.)Nieda, Josephine von, et al. No Cost, Low Cost Playthings: Toys for Fun and Learning. Rev. ed. Demonstration and Research Center for Early Education, John F. Kennedy Center for Research on Education and Human Development, George Peabody College for Teachers, 1974.