Cite
APA Citation
Unknown (2010). More sideways arithmetic from Wayside School : more than 50 brainteasing maths puzzles. London : Bloomsbury. http://access.bl.uk/ark:/81055/vdc_100037758224.0x000001
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Unknown (2010). More sideways arithmetic from Wayside School : more than 50 brainteasing maths puzzles. London : Bloomsbury. http://access.bl.uk/ark:/81055/vdc_100037758224.0x000001