Cita APA (7a ed.)

Childs, W. R. (1978). Anglo-Castilian trade in the later Middle Ages. University Press [etc.].

Cita Chicago Style (17a ed.)

Childs, Wendy R. Anglo-Castilian Trade in the Later Middle Ages. Manchester [etc.]: University Press [etc.], 1978.

Cita MLA (9a ed.)

Childs, Wendy R. Anglo-Castilian Trade in the Later Middle Ages. University Press [etc.], 1978.