1
by Levine, Robert A.
Published 2009
Rand

2
by Tanner, Murray Scot
Published 2007
RAND Corp.

3
by Harold, Scott, Nader, Alireza
Published 2012
RAND

4
by Aguila, Emma
Published 2012
RAND

5
by Peebles, Dave
Published 2005
Asia Pacific Press