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Έκδοση 1996
...Electronic journals....
Full text available from Advanced Technologies & Aerospace Database: 01/01/2000 to 12/31/2018
Full text available from Library Science Database: 01/01/2000 to 12/31/2018
Full text available from Psychology Database: 01/01/2000 to 12/31/2018
Full text available from ABI/INFORM Global: 09/01/2001 to 12/31/2018
Ηλεκτρονική πηγή Επιστημονικό περιοδικό