APA (7th ed.) Citation

Nicholson, H. J. (2011). On the margins of crusading: The military orders, the Papacy and the Christian world. Ashgate.

Chicago Style (17th ed.) Citation

Nicholson, Helen J. On the Margins of Crusading: The Military Orders, the Papacy and the Christian World. Farnham [u.a.]: Ashgate, 2011.

MLA (9th ed.) Citation

Nicholson, Helen J. On the Margins of Crusading: The Military Orders, the Papacy and the Christian World. Ashgate, 2011.