Harvard Dictionary of Music /
by Willi Apel.
- Cambridge, Mass. : Harvard University Press, 1945.
- x, 833 p. : ill. (incl. music) ; 24 cm.
"First printing, November 1944; ... eighth printing, 1953." Restricted to musical topics, omitting biographical articles. cf. p. v. "Addenda and corrigenda": p. 825-833.