John I, Duke of Brittany (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "John I, Duke of Brittany" in English language version.

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Global rank English rank

5^th place

worldcat.org

Jones 1988, p. 140. Jones, Michael (1988). The Creation of Brittany: A Late Medieval State. London: The Hambledon Press. ISBN 9780907628804. OCLC 16805427.
Jones 1988, p. 34. Jones, Michael (1988). The Creation of Brittany: A Late Medieval State. London: The Hambledon Press. ISBN 9780907628804. OCLC 16805427.
Hallam & Everard 2001, p. 273. Hallam, Elizabeth M.; Everard, Judith (2001). Capetian France, 987-1328. London: Longman. ISBN 9780582489097. OCLC 6813908.