Qun zuan =
Subtitle: Qunzuan
By: Beijing Yongding ji xie chang qun zuan xiao zu zhu.
Contributors: Beijing Yongding ji xie chang. Qun zuan xiao zu.
Edition: Di 1 ban.
Publisher: Shanghai ke xue ji shu chu ban she; Xin hua shu dian Shanghai fa xing suo fa xing
Published: 1982
Place of publication: Shanghai
Language: chi
Number of pages: 553
Subjects: Drilling and boring machinery.; Drilling and boring.
Other titles: Qunzuan.
Notes: Bibliography: p. 549-553.