Cita APA (7a ed.)

Cowie, L. W. (1969). The age of Feudalism: : [AD336-1300]. New Caxton Library Service.

Cita Chicago Style (17a ed.)

Cowie, Leonard W. The Age of Feudalism: : [AD336-1300]. London: New Caxton Library Service, 1969.

Cita MLA (9a ed.)

Cowie, Leonard W. The Age of Feudalism: : [AD336-1300]. New Caxton Library Service, 1969.