21 shi ji shi wan ge wei shen me
Subtitle: Cai se tu jie ban : Ke ji zhi guang
By: Lin qing zhu bian,
Edition: Di 1 ban
Publisher: Bei jing gong ye da xue chu ban she
Published: 2010
Place of publication: Beijing
Language: chi
Number of pages: 183
ISBN-13: 9787563922277
Subjects: Ke xue zhi shi; Qing nian du wu shao nian du wu; Ke xue ji shu
Other titles: Ke ji zhi guang
Description: Bao kuo:jun shi ke ji, Dian zi ke ji, Tong xin ke ji deng.
Notes: Qi ta ti ming:ke ji zhi guang.