@book {2003,
	title = {Kreuz und Schwert: die Geschichte des Deutschen Ordens},
	year = {2003},
	pages = {282},
	publisher = {B{\"o}hlau},
	organization = {B{\"o}hlau},
	address = {K{\"o}ln},
	isbn = {3-412-13402-3},
	author = {Ziegler, Uwe}
}
