Zi ran zi yuan li yong yu sheng tai jing ji xi tong
Edition: Di 1 ban edition
Publisher: Xin hua shu dian zong dian ke ji fa xing suo fa xing
Published: 1992
Language: cmn
Format: Unknown Binding
Number of pages: 317
ISBN-13: 9787800931086
Subjects: Economic aspects; Natural resources; Ecology