@book{3549,
	author = {Tierney, Brian.},
	title = {The crisis of church and state, 1050-1300 :},
	publisher = {Published by University of Toronto Press in association with the Medieval Academy of America,},
	year = {c1988.},
	address = {Toronto ;},
	note = {Reprint. Originally published: Englewood Cliffs, N.J. : Prentice-Hall, 1964.}
}