Krishnamurthy, V. (2012). Challenge and Thrill of pre-college mathematics. International New Age.
Chicago-referens (17:e uppl.)Krishnamurthy, V. Challenge and Thrill of Pre-college Mathematics. New Delhi: International New Age, 2012.
MLA-referens (9:e uppl.)Krishnamurthy, V. Challenge and Thrill of Pre-college Mathematics. International New Age, 2012.
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