Cita APA (7a ed.)

Varèse, E. (1989). Density 21.5: For flute alone. Ricordi.

Cita Chicago Style (17a ed.)

Varèse, Edgard. Density 21.5: For Flute Alone. Milano: Ricordi, 1989.

Cita MLA (8a ed.)

Varèse, Edgard. Density 21.5: For Flute Alone. Ricordi, 1989.