Norman : University of Oklahoma Press, 1979
1st ed.

Cambridge [England] ; Rochester, NY : D.S. Brewer, 2000

Bloomington : Indiana University Press, 1987

Toronto ; Buffalo : Published in association with the University of Rochester by University of Toronto Press, 1990

Toronto : Buffalo [N.Y.] : University of Toronto Press ; University of Rochester, 1998

New York, Macmillan Co., 1948

Columbus : Ohio State University Press, 1981

Oxford [England] : New York : Clarendon Press ; Oxford University Press, 1989

Chapel Hill : University of North Carolina Press, 1986

Toronto ; Buffalo : Published in association with the University of Rochester by University of Toronto Press, 2000

Kalamazoo, Mich., USA : Medieval Institute Publications, 1991

Berkeley : University of California Press, 1990

Cambridge, UK ; New York : Cambridge University Press, 2004

Oxford ; New York : Oxford University Press, 1996
2nd ed.

Ithaca : Cornell University Press, 1996

Norman : University of Oklahoma Press, 1977
1st ed.

Hamden, Conn. : Archon Books, 1980

Gainesville : University Press of Florida, 1998

Rochester, NY : D.S. Brewer, 2005

Westport, Connecticut : Greenwood Press, 1996