煤, 電, 石油
By: Zhi Fu bian xie
Series: Di yi ge wu nian ji hua tong su du wu -- 7
Publisher: Zhongguo qing nian chu ban she
Published: 1956
Place of publication: Beijing
Language: chi
Number of pages: 38
Subjects: Economic policy; Five-year plan, 1953-1957; Popular literature; Electric utilities; Coal mines and mining; Petroleum industry and trade
Other titles: Mei, dian, shi you