Isaacs, B. (2012). Understanding the Montessori approach: Early years education in practice. Routledge.
Chicago-viite (17. p.)Isaacs, Barbara. Understanding the Montessori Approach: Early Years Education in Practice. London: Routledge, 2012.
MLA-viite (9. p.)Isaacs, Barbara. Understanding the Montessori Approach: Early Years Education in Practice. Routledge, 2012.
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