Cita APA

Foley, G. (1976). The energy question. London: Penguin Books.

Chicago Style Citation

Foley, Gerald. The Energy Question. London: Penguin Books, 1976.

Cita MLA

Foley, Gerald. The Energy Question. London: Penguin Books, 1976.

Atenció: Aquestes cites poden no estar 100% correctes.