Cita APA (7a ed.)

Busch, H., & Verdi, G. (1978). Verdi's Aida: The history of an opera in letters and documents. University of Minnesota Press.

Cita Chicago Style (17a ed.)

Busch, Hans, y Giuseppe Verdi. Verdi's Aida: The History of an Opera in Letters and Documents. Minneapolis: University of Minnesota Press, 1978.

Cita MLA (8a ed.)

Busch, Hans, y Giuseppe Verdi. Verdi's Aida: The History of an Opera in Letters and Documents. University of Minnesota Press, 1978.