东城区环境卫生志
By: "Dongcheng Qu huan jing wei sheng zhi" bian ji wei yuan hui
Publisher: "Dongcheng Qu huan jing wei sheng zhi" bian ji wei yuan hui
Published: 1999
Place of publication: Beijing Shi
Language: chi
Number of pages: 655
Subjects: Environmental health; History
Other titles: Dongcheng Qu huan jing wei sheng zhi; Beijing Shi Dongcheng Qu huan jing wei sheng zhi