APA (7e ed.) Bronvermelding

Upton, G. P. The Standard Operas: Their Plots, Their Music, and Their Composers (12th edition).

Chicago (17e ed.) Bronvermelding

Upton, George P. The Standard Operas: Their Plots, Their Music, and Their Composers (12th Edition).

MLA (9e ed.) Bronvermelding

Upton, George P. The Standard Operas: Their Plots, Their Music, and Their Composers (12th Edition).

Let op: Deze citaties zijn niet altijd 100% accuraat.