Cita APA (7a ed.)

Hodges, R. (1989). Dark age economics: The origins of towns and trade, A.D. 600-1000 (2nd ed.). Duckworth.

Cita Chicago Style (17a ed.)

Hodges, Richard. Dark Age Economics: The Origins of Towns and Trade, A.D. 600-1000. 2nd ed. London: Duckworth, 1989.

Cita MLA (9a ed.)

Hodges, Richard. Dark Age Economics: The Origins of Towns and Trade, A.D. 600-1000. 2nd ed. Duckworth, 1989.