APA (7th ed.) Citation

Cavalli, F., Faustini, G., & Leppard, R. (1977). L' Egisto: Opera in three acts and a prologue (Vocal score.). Faber [u.a.].

Chicago Style (17th ed.) Citation

Cavalli, Francesco, Giovanni Faustini, and Raymond Leppard. L' Egisto: Opera in Three Acts and a Prologue. Vocal score. London [u.a.]: Faber [u.a.], 1977.

MLA (9th ed.) Citation

Cavalli, Francesco, et al. L' Egisto: Opera in Three Acts and a Prologue. Vocal score. Faber [u.a.], 1977.