Cita APA (7a ed.)

Jones, C. F., & Darkenwald, G. G. (1959). Economic geography (ed. revisada.). Macmillan.

Cita Chicago Style (17a ed.)

Jones, Clarence Fielden, y Gordon Gerald Darkenwald. Economic Geography. ed. revisada. New York: Macmillan, 1959.

Cita MLA (8a ed.)

Jones, Clarence Fielden, y Gordon Gerald Darkenwald. Economic Geography. ed. revisada. Macmillan, 1959.