"Qingchuan Xian shui dian nong ji zhi"
By: "Qingchuan Xian shui dian nong ji zhi" bian xie zu bian
Publisher: Qingchuan Xian zhi bian zuan wei yuan hui
Published: 1990
Place of publication: Qingchuan Xian
Language: chi
Number of pages: 84
Subjects: Hydraulic engineering; History; Water resources development; Electric utilities; Agricultural machinery
Notes: Cover title.

"Nei bu zi liao" -- Cover.