Cita APA (7a ed.)

Swann, D. (1970). The economics of the Common Market (1st published.). Penguin.

Cita Chicago Style (17a ed.)

Swann, Dennis. The Economics of the Common Market. 1st published. Harmondsworth [etc.]: Penguin, 1970.

Cita MLA (9a ed.)

Swann, Dennis. The Economics of the Common Market. 1st published. Penguin, 1970.