TY  - BOOK
AU  - Abraham,Herbert J.
ED  - Unesco Publishing
TI  - World problems in the classroom: a teacher's guide to some United Nations tasks 
SN  - 9231010484
U1  - 341.2307 23
PY  - 1973///.
CY  - Paris: 
PB  - Unesco, 
KW  - United Nations
KW  - Study and teaching
N1  - Includes bibliographical references
ER  -