@book
{TN_libero_mab2,
author = {
Wilson, David M.
AND
Fell, Christine E.
},
title = {
The northern world
the history and heritage of Northern Europe, ad 400 - 1100
},
publisher = {Thames and Hudson},
keywords = {
Mitteleuropa
,
Kultur
,
Geschichte 400-1100
,
Nordeuropa
},
year = {1980},
address = {
London
},
}