1
Full text available from Political Science Database: 01/01/2008 to 10/31/2010
Full text available from Research Library: 01/01/2008 to 10/31/2010
Full text available from Sociology Database: 01/01/2008 to 10/31/2010
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
3
Έκδοση 1984
Full text available from Military Database: 10/01/1997 to 2015
Full text available from Political Science Database: 10/01/1997 to 2015
Full text available from Research Library: 10/01/1997 to 2015
Full text available from Social Science Database: 10/01/1997 to 2015
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
4
Έκδοση 1984
Full text available from Education Database: 12/01/1997 to present
Full text available from Research Library: 12/01/1997 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
6
Full text available from Social Science Database: 01/01/1997 to 1 year ago
Full text available from ABI/INFORM Global: 01/01/2006 to 10/31/2009
Full text available from Healthcare Administration Database: 01/01/2006 to 10/31/2009
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
7
Full text available from ABI/INFORM Global: 03/01/2008 to 1 year ago
Full text available from Political Science Database: 03/01/2008 to 1 year ago
Full text available from Research Library: 03/01/2008 to 1 year ago
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
8
9
Έκδοση 1966
Full text available from ABI/INFORM Global: 10/01/2006 to present
Full text available from Military Database: 10/01/2006 to present
Full text available from Research Library: 10/01/2006 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
13
Full text available from Canadian Business & Current Affairs Database: 01/01/1993 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
15
Available in Education Source.
Ηλεκτρονική πηγή Επιστημονικό περιοδικό