Collins, P.V.Multicultural education, competence-based teacher education, and the community. Sifting and winnowing: An Exploration relationship between multicultural education and CBTE. Madison, Wis.: University of Wisconsin-Madison, 1975.
2.
Hall, G.E. & Loucks, S.F.A developmental model for determining whether the treatment is actually implemented . American Education Research Journal, Summer 1977, 14 (3).