KING, A. (2011). MATHS FOR FUN MEASURING WEIGHT AND TIME. S CHAND PUB.
Chicago-viite (17. p.)KING, ANDREW. MATHS FOR FUN MEASURING WEIGHT AND TIME. S CHAND PUB, 2011.
MLA-viite (9. p.)KING, ANDREW. MATHS FOR FUN MEASURING WEIGHT AND TIME. S CHAND PUB, 2011.
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