Shi wan ge wei shen me
Subtitle: Zi ran ke xue juan
By: Xu Shenghua, Zhang Ronghua zhu bian
Series: Cai se tu jie qing shao nian bi du jing dian; Cai se tu jie qing shao nian bi du jing dian
Publisher: Hua wen chu ban she
Published: 2009
Place of publication: Beijing
Language: chi
Number of pages: 174
ISBN-13: 9787507522341
Subjects: Science; Curiosities and wonders; Miscellanea
Other titles: Zi ran ke xue juan