Sean finds a map of underground tunnels in a book in his school library. What should he do ?Join Sean and his friends as they explore the secret world underneath their school, meeting incredible creatures as their adventure leads Sean to a final showdown, to save the underground people.
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格式 EPUB ● ISBN 9780244019372 ● 出版者 Lulu.com ● 发布时间 2017 ● 下载 3 时 ● 货币 EUR ● ID 5282782 ● 复制保护 Adobe DRM
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