[+] Sadie, Stanley, ed. The New Grove Dictionary of Music and Musicians. London: Macmillan, 1980. S. v. "Arrangement," by Malcolm Boyd; "B-A-C-H," by Malcolm Boyd; "Ballad opera," by Walter H. Rubsamen; "Cantus firmus," by Lewis Lockwood; "Centonization," by Geoffrey Chew; "Chorale," by Robert L. Marshall; "Chorale settings," by Robert L. Marshall; "Contrafactum," by Robert Falck and Martin Picker; "Dies irae," by John Caldwell and Malcolm Boyd; "Discant," by Rudolf Flotzinger and Ernest H. Sanders; "Film music," by Christopher Palmer and John Gillett; "Gassenhauer," by Peter Branscombe; "Hymn," by Warren Anderson, Ruth Steiner, Tom R. Ward, and Nicholas Temperley; "In Nomine," by Warwick Edwards; "Intabulation," by Howard Mayer Brown; "Leise," by David Fallows; "Magnificat," by Ruth Steiner, Winfried Kirsch, and Roger Bullivant; "Magnus liber," by Rudolf Flotzinger; "Mass," by Ruth Steiner, Maurus Pfaff, Richard L. Crocker, Frederick R. McManus, Theodor Göllner, Lewis Lockwood, and Denis Arnold; "Motet," by Ernest H. Sanders, Leeman L. Perkins, Christoph Wolff, Jerome Roche, James R. Anthony, and Malcolm Boyd; "Organ hymn," by John Caldwell; "Organ mass," by Edward Higginbottom; "Organum," by Fritz Reckow and Rudolf Flotzinger; "Organum and Discant: Bibliography," by Norman E. Smith; "Potpourri," by Andrew Lamb; "Paraphrase"; "Quodlibet," by Maria Rika Maniates (with Peter Branscombe); "Refrain," by John Stevens and Michael Tilmouth; "Sequence," by Richard L. Crocker and John Caldwell; "Variations," by Kurt von Fischer and Paul Griffiths.