Wu fa kang ju de da tiao zhan
By: Yang Baogen, Yang Yu, Yang Li zhu
Contributors: Yang, Yu; Yang, Li
Edition: Di 1 ban
Publisher: Zhongguo ke xue ji shu chu ban she
Published: 2002
Place of publication: Beijing
Language: chi
Number of pages: 400
Subjects: High technology; Economic aspects; Economics; Technology; Research; Technological innovations