Cita APA (7a ed.)

Cowell, H., Kurtag, G., Ligeti, G., Sciarrino,Salvatore, & Stravinsky, I. [Quartet Romantic]. [S.n.].

Cita Chicago Style (17a ed.)

Cowell, Henry, Gyorgy Kurtag, György Ligeti, Sciarrino,Salvatore, y Igor Stravinsky. [Quartet Romantic]. [S.l.]: [S.n.].

Cita MLA (9a ed.)

Cowell, Henry, et al. [Quartet Romantic]. [S.n.].