APA

United Nations Educational S. a. C. O., . (1953). The teaching of philosophy, an international enquiry of Unesco. Paris: UNESCO.

Chicago

United Nations Educational Scientific and Cultural Organization, . 1953. The teaching of philosophy, an international enquiry of Unesco. Paris: UNESCO.

Harvard

United Nations Educational S. a. C. O., . (1953). The teaching of philosophy, an international enquiry of Unesco. Paris: UNESCO.

MLA

United Nations Educational Scientific and Cultural Organization, . The teaching of philosophy, an international enquiry of Unesco. Paris: UNESCO. 1953.