World problems in the classroom a teacher's guide to some United Nations tasks
Abraham, Herbert John, 1904-
World problems in the classroom a teacher's guide to some United Nations tasks Herbert J. Abraham - Paris Unesco 1973 - 223p. ill. 21cm.
9232010488
73-76702
United Nations--Study and teaching
World problems in the classroom a teacher's guide to some United Nations tasks Herbert J. Abraham - Paris Unesco 1973 - 223p. ill. 21cm.
9232010488
73-76702
United Nations--Study and teaching
