..............page:6-8,18
..............page:50-52,56
..............page:27-31,40
..............page:57-62,45
The Limits of Environment
xie jun-an 1 chang ying 2 ; guo su-zhi 11.school of law shijiazhuang university of economics shiji-azhua ng050031 china 2.changchun enviornment protection bureau changchun1 30021 china
..............page:19-21,82