Tianjin shi huan jing bao hu ke xue yan jiu suo lun wen ji
Edition: Di 1 ban edition
Publisher: Xin hua shu dian zong dian ke ji fa xing suo fa xing
Published: 1990
Language: cmn
Format: Unknown Binding
Number of pages: 176
ISBN-13: 9787800103971
Subjects: Environmental protection