Cita APA (7a ed.)

Turvey, R. (1971). Demand and supply (1st published.). George Allen & Unwin.

Cita Chicago Style (17a ed.)

Turvey, Ralph. Demand and Supply. 1st published. London: George Allen & Unwin, 1971.

Cita MLA (9a ed.)

Turvey, Ralph. Demand and Supply. 1st published. George Allen & Unwin, 1971.