1
Gepubliceerd in 1964
Full text available from Linguistics Database: 01/01/2010 to 01/31/2017
Elektronisch Serie
2
Gepubliceerd in 1981
Full text available from Linguistics Database: 01/01/2017 to present
Elektronisch Serie
6
Full text available from Psychology Database: 01/01/2011 to 01/31/2012
Elektronisch Serie
9
Gepubliceerd in 1963
Full text available from Social Science Database: 01/01/2016 to present
Elektronisch Serie