Calendar of state papers relating to English affairs preserved principally at Rome in the Vatican Archives and Library, Volume II, Elizabeth, 1572-1578 (TannerRitchie Pub. in collaboration with the Library and Information Services of the University of St Andrews, 2010)
Title from PDF title page (viewed Apr. 14, 2011). - Originally published: London : His Majesty's Stationery Office, 1926