@misc
{TN_libero_mab2,
author = {
Hilker, Franz
},
title = {
VERGLEICHENDE PÄDAGOGIK
},
publisher = {Vandenhoeck & Ruprecht GmbH & Co, KG},
isbn = {0006-2456},
keywords = {
General Earth and Planetary Sciences
,
General Environmental Science
},
year = {1955},
}