Cita APA (7a ed.)

Russell, P. E. (1955). The english intervention in Spain and Portugal in the time of Edward III and Richard II. The Clarendon Press.

Cita Chicago Style (17a ed.)

Russell, P. E. The English Intervention in Spain and Portugal in the Time of Edward III and Richard II. Oxford: The Clarendon Press, 1955.

Cita MLA (9a ed.)

Russell, P. E. The English Intervention in Spain and Portugal in the Time of Edward III and Richard II. The Clarendon Press, 1955.