Hua xue yu huan jing
By: Liang Yinghao zhu
Edition: Di 1 ban
Series: Zou xiang ke xue de ming tian cong shu
Publisher: Guangxi jiao yu chu ban she
Published: 1999
Place of publication: Nanning
Language: chi
Number of pages: 142
Subjects: Pollution; Juvenile literature; Environmental protection; Chemistry