KLEIN, A. (2013). STONE ARCH READERS LEVEL - 2: SOPHIE SCREWDRIVER AND THE CLASSROOM (5th.). STONE ARCH BOOKS.
Chicago-referens (17:e uppl.)KLEIN, ADRIA. STONE ARCH READERS LEVEL - 2: SOPHIE SCREWDRIVER AND THE CLASSROOM. 5th. CHINA: STONE ARCH BOOKS, 2013.
MLA-referens (9:e uppl.)KLEIN, ADRIA. STONE ARCH READERS LEVEL - 2: SOPHIE SCREWDRIVER AND THE CLASSROOM. 5th. STONE ARCH BOOKS, 2013.
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