合作
By: Zhongguo nong min yin hang Han yi she hui ke xue bai ke quan shu yi ji wei yuan hui bian yi
Series: Han yi she hui ke xue bai ke quan shu. Nong ye pian -- 7; Han yi she hui ke xue bai ke quan shu -- 7
Publisher: Zheng zhong shu ju
Published: 1950
Place of publication: Taibei
Language: chi
Number of pages: 195
Subjects: Cooperation
Other titles: He zuo