3
Starke, Linda
| W.W. Norton & Co. |
2011
4
안소은
| 한국환경정책·평가연구원 |
2013
5
Sayer, Jeffrey
| Cambridge University Press |
2004
7
Marine, Gene
| Simon and Schuster |
1969
8
Laycock, George
| published in cooperation with the National Audubon |
1971
9
Havlick, Spenser W.
| Macmillan |
1974