@book
{TN_libero_mab2,
author = {
Frank, Alfons
AND
Freund, Erich
},
title = {
Übungsbuch
2 Formenlehre / von Alfons Frank ; Erich Freund
},
publisher = {Bayerischer Schulbuch-Verl.},
year = {1953},
address = {
München
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}