Modern languages at general secondary schools : research in comparative education / International Bureau of Education International Conference on Public Education (27th : 1964 : Geneva) Languages, Modern Study and teaching (Secondary) Comparative education. L10 .I69652 no. 268 370 UNM At head of title: 27th International Conference on Public Education, Geneva, 1964. Geneva, 1964. 1964. 1964 Text xlvii, 189 p. ; eng Its Publication, no. 268 Publication (International Bureau of Education) ; no. 268.