1
Έκδοση 1995
Full text available from Social Science Database: 01/01/2014 to 01/31/2016
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Ηλεκτρονική πηγή Επιστημονικό περιοδικό
2
Έκδοση 2008
Full text available from ABI/INFORM Global: 01/01/2011 to present
Full text available from East Europe, Central Europe Database: 01/01/2011 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
3
Full text available from ABI/INFORM Global: 01/01/2007 to present
Full text available from East Europe, Central Europe Database: 01/01/2007 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
4
Έκδοση 2005
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5
Full text available from ABI/INFORM Global: 01/01/2006 to present
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Ηλεκτρονική πηγή Επιστημονικό περιοδικό
6
Έκδοση 1961
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7
Full text available from ABI/INFORM Global: 01/01/2011 to present
Full text available from East Europe, Central Europe Database: 01/01/2011 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
8
Full text available from ABI/INFORM Global: 01/01/2011 to present
Full text available from East Europe, Central Europe Database: 01/01/2011 to present
Full text available from Research Library: 01/01/2011 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
9
Full text available from Political Science Database: 01/01/2015 to 01/31/2018
Full text available from Social Science Database: 01/01/2015 to 01/31/2018
Ηλεκτρονική πηγή Επιστημονικό περιοδικό