APA-čujuhus (7. p.)
Orem, R. (1974). Montessori: Her method and the movement. G.P.Putnam's sons.
Chicago-čujuhus (17. p.)
Orem, R.C. Montessori: Her Method and the Movement. New York: G.P.Putnam's sons, 1974.
MLA-čujuhus (9. p.)
Orem, R.C. Montessori: Her Method and the Movement. G.P.Putnam's sons, 1974.
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