延庆县粮食志
By: Yanqing Xian liang shi ju bian
Series: Yanqing Xian di fang zhi cong shu
Publisher: Yanqing Xian liang shi ju
Published: 1993
Place of publication: Yanqing Xian
Language: chi
Number of pages: 267
Subjects: Food supply; History; Grain trade
Other titles: Yanqing Xian liang shi zhi