Licensing of Images
All trademarks, logos and brand names are the property of their respective owners.
The images in the Tux Quiz by Michael Shekelyan are licensed under CC BY-SA 4.0.
Intended as encouragement for students to engage with referenced books, some images contain photos of the authors and covers of books for which Michael Shekelyan, the author of Tux Quiz, does not hold copyright, and which is not included in the license granted here:
Attribution of Source Material
Tux Quiz is intended for educational purposes only and a derivative of modified material from the following external sources:
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