Cita APA (7a ed.)

Swann, D. (1972). The economics of the Common Market (2nd ed.). Penguin.

Cita Chicago Style (17a ed.)

Swann, Dennis. The Economics of the Common Market. 2nd ed. Harmondsworth [etc.]: Penguin, 1972.

Cita MLA (9a ed.)

Swann, Dennis. The Economics of the Common Market. 2nd ed. Penguin, 1972.