Cita APA (7a ed.)
Wagner, R., Ruk-Focic, B., Domingo, P., & Gerlovic, V. (1993). The Greatest Opera Collection: Richard Wagner. ZYX Music.
Cita estilo Chicago (17a ed.)
Wagner, Richard, Bozena Ruk-Focic, Plácido Domingo, y Vanda Gerlovic. The Greatest Opera Collection: Richard Wagner. Merenberg, Alemania: ZYX Music, 1993.
Cita MLA (9a ed.)
Wagner, Richard, et al. The Greatest Opera Collection: Richard Wagner. ZYX Music, 1993.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.