Kai zhan zhi gong ye yu jiao yu
By: Lao dong chu ban she bian ji bu bian ji
Series: Gong hui gong zuo can kao wen jian -- di wu ji; Gong hui gong zuo can kao wen jian -- di wu ji.
Publisher: Lao dong chu ban she
Published: 1950
Place of publication: Shanghai
Language: chi
Number of pages: 48
Subjects: Labor and laboring classes; Education; Education of adults