ANDERSON, H. C. (1993). FAVOURITE TALES THE UGLY DUCKLING. LADYBIRD BOOKS.
Chicago-čujuhus (17. p.)ANDERSON, HANS. CHRISTIAN. FAVOURITE TALES THE UGLY DUCKLING. LONDON: LADYBIRD BOOKS, 1993.
MLA-čujuhus (9. p.)ANDERSON, HANS. CHRISTIAN. FAVOURITE TALES THE UGLY DUCKLING. LADYBIRD BOOKS, 1993.
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