Hill, M. C. (1961). The King's messengers, 1199-1377: A contribution to the history of the Royal Household. E.Arnold.
Citazione stile Chigago Style (17a edizione)Hill, Mary C. The King's Messengers, 1199-1377: A Contribution to the History of the Royal Household. Lond.: E.Arnold, 1961.
Citatione MLA (8a ed.)Hill, Mary C. The King's Messengers, 1199-1377: A Contribution to the History of the Royal Household. E.Arnold, 1961.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.