Cita APA (7th ed.)

United Nations Educational Scientific and Cultural Organizations. (1965). Sourcebook for geography teaching. Longmans, Green & Co.

Cita Chicago (17th ed.)

United Nations Educational Scientific and Cultural Organizations. Sourcebook for Geography Teaching. Paris: Longmans, Green & Co, 1965.

Cita MLA (9th ed.)

United Nations Educational Scientific and Cultural Organizations. Sourcebook for Geography Teaching. Longmans, Green & Co, 1965.