@book
{TN_libero_mab2,
author = {
Yeats, William Butler
Allt, Peter
AND
Alspach, Russell K.
},
title = {
The variorum edition of the poems of W. B. Yeats
},
publisher = {Macmillan},
year = {1957},
address = {
New York
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}