APA (7th ed.) Citation

Jackson, P. (2007). The Seventh Crusade, 1244 - 1254: Sources and documents. Ashgate.

Chicago Style (17th ed.) Citation

Jackson, Peter. The Seventh Crusade, 1244 - 1254: Sources and Documents. Aldershot [u.a.]: Ashgate, 2007.

MLA (9th ed.) Citation

Jackson, Peter. The Seventh Crusade, 1244 - 1254: Sources and Documents. Ashgate, 2007.

Warning: These citations may not always be 100% accurate.