The Economist News paper Ltd. (1998). Desk Campanion. Profile Books.
Cita Chicago (17th ed.)The Economist News paper Ltd. Desk Campanion. Profile Books, 1998.
Cita MLA (9th ed.)The Economist News paper Ltd. Desk Campanion. Profile Books, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.