Cita APA

Clarke, W. M. (1967). The city in the world economy. London: Penguin.

Chicago Style Citation

Clarke, William M. The City in the World Economy. London: Penguin, 1967.

Cita MLA

Clarke, William M. The City in the World Economy. London: Penguin, 1967.

Atenció: Aquestes cites poden no estar 100% correctes.