1.
|
Baltimore : Published for Resources for the Future by Johns Hopkins University Press, [1975]
|
2.
|
Washington, D.C. : Resources for the Future, c1989.
|
3.
|
Baltimore : Published for Resources for the Future by Johns Hopkins University Press, c1981.
|
4.
|
Washington D.C. : Resources For The Future, c2010.
|
5.
|
Baltimore, Published for Resources for the Future by the Johns Hopkins Press [1968]
|
6.
|
Washington, DC : Resources for the Future, c2004.
|
7.
|
Washington, DC : Resources for the Future, c2006.
|
8.
|
[Washington, D.C.] : U.S. Environmental Protection Agency, Office of Policy, Planning, and Evaluation, [1998]
EP 5.2: SE 1 |
|
9.
|
Oxfordshire, England ; New York, New York : Resources for the Future, 2015. 1968
|