1.
, . The Ulster crisis. Basingstoke, Hampshire, New York, N.Y.: Palgrave Macmillan; 2024.
et . The Ulster crisis. Basingstoke, Hampshire, New York, N.Y. : Palgrave Macmillan, 7 juin 2024. ISBN 1-403-94369-9
Boyce David George & O'Day Alan. (2006). The Ulster crisis: 1885-1921. Palgrave Macmillan.
MLA (8th ed.) CitationBoyce David George and O'Day Alan. The Ulster Crisis: 1885-1921. Palgrave Macmillan, 2006.
Warning: These citations may not always be 100% accurate.