Perspectives on foreign-language policyTheo van Els, Theo Bongaerts, Kees De Bot · First published 1997Open the Tome
Language attrition in progressB. Weltens, Kees De Bot, Theo van Els, K. De Bot · First published 1986Open the Tome
Applied linguistics and the learning and teaching of foreign languagesTheo van Els · First published 1984Open the Tome
The Kassel manuscript of Bede's "Historia ecclesiastica gentis Anglorum"Theo van Els · First published 1972Open the Tome