郑州市职业病防治所志, 1949-1985
Publisher: gai suo
Published: 1985
Place of publication: Zhengzhou Shi
Language: chi
Number of pages: 152
Subjects: History; Zhengzhou Shi zhi ye bing fang zhi suo
Other titles: Zhengzhou Shi zhi ye bing fang zhi suo zhi, 1949-1985
Notes: Cover title.