@book{18499,
	author = {Previté-Orton, C. W.},
	title = {The shorter Cambridge medieval history, Vol-1:},
	publisher = {University Press,},
	year = {1952.},
	address = {Cambridge [Eng.]:},
	note = {"The author's concise version of the Cambridge medieval history, of which he had been one of the editors."}
}