- 3 ABYstyle
- 8 AGORA
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- 3 ALTERDYSTRYBUCJA
- 10 ANIME
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- 3 Aptel
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- 18 ASUS
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- 56 Cambridge University Press
- 46 Carlsen
- 37 Carlsen Verlag GmbH
- 3 Cartamundi
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- 10 Cengage
- 9 Cengage Learning, Inc
- 23 Cle International
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- 32 Cornelsen
- 5 Cornford, Annie
- 7 Cotton, David
- 8 DASAN
- 24 Dell
- 15 Didier
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- 21 Hachette
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- 3 Hewlett-Packard
- 16 HP
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- 4 Hueber Verlag
- 4 IBOX
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- 5 KANA
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- 25 Lenovo
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- 7 Longman pearson
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- 33 Zebra
