William B. Lee & Sivell, J. (2000). French elementary education and the ecole moderne. Phi Delta Kappa Educational Foundation.
Cita Chicago (17th ed.)William B. Lee i John Sivell. French Elementary Education and the Ecole Moderne. Indiana: Phi Delta Kappa Educational Foundation, 2000.
Cita MLA (9th ed.)William B. Lee i John Sivell. French Elementary Education and the Ecole Moderne. Phi Delta Kappa Educational Foundation, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.