1
Έκδοση 1981
Full text available from Latin America & Iberia Database: 01/01/2004 to present
Full text available from Linguistics Database: 01/01/2004 to present
Full text available from Research Library: 01/01/2004 to present
Ηλεκτρονική πηγή Επιστημονικό περιοδικό
2
Full text available from Latin America & Iberia Database: 01/01/2004 to present
Full text available from PRISMA Database with HAPI Index: 01/01/2004 to present
Full text available from PRISMA Database with HAPI Index: 01/01/2004 to 07/31/2016
Ηλεκτρονική πηγή Επιστημονικό περιοδικό