Norman Juster (Juster, Norman)

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  via
  The Dot and the Line: A Romance in Lower Mathemetics
  by Norton Juster
  Softcover, Random House Publishing Group, ISBN 0394733525 (0-394-73352-5)
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  Otter Nonsense
  by Norman Juster, Michael Witte
  Hardcover, HarperCollins Publishers, ISBN 0688122825 (0-688-12282-5)

  More editions of Otter Nonsense:

  • Otter Nonsense: Hardcover, HarperCollins Publishers, ISBN 0688122833 (0-688-12283-3)