@book
{TN_libero_mab2,
author = {
Frei, Caspar
},
title = {
Envol
8, [Hauptbd.] Band 2 / [Ill.: Caspar Frei]
},
edition = {
1. Ausg.
}
,
publisher = {Interkantonale Lehrmittelzentrale},
isbn = {3906742911},
year = {2001},
address = {
Zürich
},
url = {
https://katalog.slub-dresden.de/en/?cHash=a8fa44d3bda0cb9d524c2f0ab6715df9&tx_find_find%5Baction%5D=citation&tx_find_find%5Bcontroller%5D=Search&tx_find_find%5Bid%5D=0-1173052860&tx_find_find%5Btype%5D=bibtex
}
}