TY  - BOOK
T1  - The twentieth century
T2  - Picture source book for social history
A2  - Royston, O. M.
A2  - Harrison, Molly
LA  - English
PP  - London
PB  - Allen & Unwin
YR  - 1967
ED  - 1. publ.
UL  - http://glotrec.wdi-staging.gei.de/cat/Record/gei564468843
KW  - Lehr- und Lernressource
ER  -