1.
|
Lanham, Maryland : Lexington Books, 2016. ©2016
|
2.
|
Washington : U.S. Government Publishing Office, 2016. Washington, DC : For sale by the Superintendent of Documents, U.S. Government Publishing Office
|
3.
|
Washington, DC : Resources for the Future, [1997] ©1997
|
4.
|
Singapore : Springer, [2018]
|
5.
|
New York, [New York] : Columbia University Press, 2017. ©2017
|
6.
|
London ; New York : Routledge, 2004.
|
7.
|
East Lansing : Michigan State University Press, 2013.
|
8.
|
Copenhagen : Nordic Council of Ministers, 2009.
|
9.
|
Copenhagen : Nordic Council of Ministers, 2009.
|
10.
|
New York : Nova Science Publishers, Inc., c2010.
|