[1] Henry Laurd, ed. "Annales de Theokesberia" in Annales Monastici, 5 volumes (London: 1864-9) 1:44. "MCII: Hic primum in novum monasterium ingressi sumus" - "1102 A.D.: This was the first year we entered the new monastery".
[2] James Bennett, The History of Tewkesbury (London: 1830) p. 118.
«Obituary of Michael Howard». The Independent (London). 17 de enero de 2002. Consultado el 20 de febrero de 2010.
jstor.org
Harper, John (Mayo de 1986). «The Organ of Magdalen College, Oxford. 1: The Historical Background of Earlier Organs, 1481-1985». The Musical Times, Vol. 127, No. 1718 (Musical Times Publications Ltd.): 293-296. JSTOR965479. (accessed via JSTOR, subscription required)