Cita APA

Langdon, J., & Massachaele, J. Commercial activity and population growth in Medieval England. Oxford GB: Oxford University Press.

Citación estilo Chicago

Langdon, John, y James Massachaele. Commercial Activity and Population Growth in Medieval England. Oxford GB: Oxford University Press.

Cita MLA

Langdon, John, y James Massachaele. Commercial Activity and Population Growth in Medieval England. Oxford GB: Oxford University Press.