Are the Old Martians really a lost race – just withered mummies lying in dark caves? Or are they still alive – somewhere on the red planet?Sally and Jim must find out. They must help their father discover if the Old Martians exist. His life work as a scientist is at stake!But it’s not easy. They are only visitors to the Mars colony in this year 2017. And no one really wants them there.
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语言 英语 ● 格式 EPUB ● ISBN 9780575105966 ● 出版者 Orion ● 发布时间 2011 ● 下载 6 时 ● 货币 EUR ● ID 2750571 ● 复制保护 Adobe DRM
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