Cita APA (7th ed.)

Jones, C. F., & Darkenwald, G. G. (1965). Economic geography (3rd ed.). Macmillan.

Cita Chicago (17th ed.)

Jones, Clarence Fielden, i Gordon Gerald Darkenwald. Economic Geography. 3rd ed. New York: Macmillan, 1965.

Cita MLA (9th ed.)

Jones, Clarence Fielden, i Gordon Gerald Darkenwald. Economic Geography. 3rd ed. Macmillan, 1965.