Zi ran ke xue qian yan jian jie
Subtitle: yuan shi fang tan lu
By: Quan guo zhong xiao xue jiao shi yuan cheng jiao yu yan jiu zhong xin zu bian
Edition: Di 1 ban
Publisher: Ke xue chu ban she
Published: 2003
Place of publication: Beijing
Language: chi
Number of pages: 136
Subjects: Science; Technology
Other titles: Yuan shi fang tan lu
Notes: "Zhong xiao xue jiao shi ji xu jiao yu wang luo ke cheng pei tao jiao cai."