Zhongguo ke xue er shi nian
By: Liu Xian xuan ji
Series: Ke xue wen ku. Di 1 ji -- di 1 hao; Ke xue wen ku -- di 1 hao.
Publisher: Zhongguo ke xue she
Published: 1937
Place of publication: Shanghai
Language: chi
Number of pages: 326
Subjects: Science
Other titles: Zhongguo ke xue 20 nian