《外星人类》是一本专门为青少年读者们准备的全面了解外星人的百科全书。全书内容丰富生动又奇妙，既描写了世界各地曾出现过的各种外星人事件，又涉及了人类一直无法真正得到解答的有关于外星人的问题。这些奇特的事件的解答，恐怕要青少年们自己去细致研究了！
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外星人类 (Chinese Edition)
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