Davidson, J. W., & Lytle, M. H. (1986). After the fact: The art of historical detection (Second edition.). Knopf.
Cita Chicago (17th ed.)Davidson, James West, i Mark H. Lytle. After the Fact: The Art of Historical Detection. Second edition. New York: Knopf, 1986.
Cita MLA (9th ed.)Davidson, James West, i Mark H. Lytle. After the Fact: The Art of Historical Detection. Second edition. Knopf, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.