Cita APA (7a ed.)

Devas, C. S. (1920). Political economy (3rd ed. (16. thousand).). Longmans, Green, and Co.

Cita Chicago Style (17a ed.)

Devas, Charles S. Political Economy. 3rd ed. (16. thousand). London [etc.]: Longmans, Green, and Co, 1920.

Cita MLA (9a ed.)

Devas, Charles S. Political Economy. 3rd ed. (16. thousand). Longmans, Green, and Co, 1920.