Ren min sheng li qu yin Huang guan gai san shi nian
By: Niu Lifeng, Liu Haozhi zhu bian
Edition: Di 1 ban
Publisher: Shui li dian li chu ban she; Xin hua shu dian Beijing fa xing suo fa xing
Published: 1987
Place of publication: Beijing
Language: chi
Number of pages: 166
Subjects: Irrigation