TY  - BOOK
T1  - The challenge of freedom
A2  - Sobel, Robert
LA  - English
PP  - River Forest, Ill. u.a.
PB  - Laidlaw
YR  - 1982
UL  - http://glotrec.wdi-staging.gei.de/cat/Record/gei564589616
SN  - 0844565814
KW  - Lehrerhandbuch
ER  -