Melchert, N. (1999). The Great conversation. Mayfield.
Cita Chicago (17th ed.)Melchert, Norman. The Great Conversation. London: Mayfield, 1999.
Cita MLA (9th ed.)Melchert, Norman. The Great Conversation. Mayfield, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.