1
2
出版事項: 2011.
3
4
5
出版事項: 2013
Free to read (incl. Open Access)
6
7
出版事項: 2008.
Superior document: Rand Corporation monograph series
8
出版事項: 2008.
Superior document: Rand Corporation monograph series
Links: 全文の入手
9
出版事項: 2010.
Superior document: Rand Corporation monograph series
10
出版事項: 2010.
Superior document: Rand Corporation monograph series
Links: 全文の入手