(1989). Montessori life: A publication of the American Montessori Society. New York, N.Y.: The Society.
Citación estilo ChicagoMontessori Life: A Publication of the American Montessori Society. New York, N.Y.: The Society, 1989.
Cita MLAMontessori Life: A Publication of the American Montessori Society. New York, N.Y.: The Society, 1989.
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