Anhalt, Istvan., Alternative voices : essays on contemporary vocal and choral composition / Istvan Anhalt. - Toronto ; Buffalo : University of Toronto Press, (c)1984. - xi, 336 pages : illustrations, music ; 24 cm. LCCN: 84148317 /MN Subjects--Topical Terms: Vocal music--History and criticism.--20th century LC Class. No.: ML1406 / .A484 1984