References
Louise M. Berman and Jessie A. Roderick, eds., Feeling, Valuing, and the Art of Growing: Insights into the Affective (Washington, DC: Association for Supervision and Curriculum Development, 1977).
James Moffett, The Universal Schoolhouse (San Francisco: Jossey-Bass, 1994).
Ornstein, Allan C. and Hunkins, Francis P (2013): Curriculum: Foundations, Principles, and Issues. Upper Saddle River: Pearson.