Si shi ge di yi di gu shi
By: Wang Guowen bian xie
Edition: Di 1 ban
Publisher: Gansu ren min chu ban she; Gansu sheng xin hua shu dian fa xing
Published: 1983
Place of publication: Lanzhou
Language: chi
Subjects: Inventions
Other titles: 40 ge di yi di gu shi.
Notes: Cover title: 40 ge di yi di gu shi.