Schrade, L. (1972). Monteverdi: Creator of Modern Music / by Leo Schrade. Gollancz.
Lua i Stíl Chicago (17ú heag.)Schrade, Leo. Monteverdi: Creator of Modern Music / by Leo Schrade. London: Gollancz, 1972.
Lua MLA (8ú heag.)Schrade, Leo. Monteverdi: Creator of Modern Music / by Leo Schrade. Gollancz, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.