William B. Lee & Sivell, J. (2000). French elementary education and the ecole moderne. Phi Delta Kappa Educational Foundation.
Chicago-viite (17. p.)William B. Lee ja John Sivell. French Elementary Education and the Ecole Moderne. Indiana: Phi Delta Kappa Educational Foundation, 2000.
MLA-viite (9. p.)William B. Lee ja John Sivell. French Elementary Education and the Ecole Moderne. Phi Delta Kappa Educational Foundation, 2000.
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