Cita APA (7a ed.)

Fonnesberg-Schmidt, I., & Nielsen, T. K. (2016). Crusading on the edge: Ideas and practice of crusading in Iberia and the Baltic region, 1100-1500. Brepols.

Cita Chicago Style (17a ed.)

Fonnesberg-Schmidt, Iben, y Torben Kjersgaard Nielsen. Crusading on the Edge: Ideas and Practice of Crusading in Iberia and the Baltic Region, 1100-1500. Turnhout: Brepols, 2016.

Cita MLA (9a ed.)

Fonnesberg-Schmidt, Iben, y Torben Kjersgaard Nielsen. Crusading on the Edge: Ideas and Practice of Crusading in Iberia and the Baltic Region, 1100-1500. Brepols, 2016.