TY  - BOOK
T1  - World problems
A2  - Ferris, Brian
A2  - Toyne, Peter
LA  - English
PP  - London
PB  - Hulton
YR  - 1979
ED  - 1. publ., revised and reprinted
UL  - http://glotrec.wdi-staging.gei.de/cat/Record/gei56453529X
SN  - 071750509X
KW  - Schulbuch
ER  -