Cita APA (7th ed.)

Gershwin, G., & Grofe, F. (1942). Rhapsody in blue. Harms.

Cita Chicago (17th ed.)

Gershwin, George, i Ferde Grofe. Rhapsody in Blue. [New York]: Harms, 1942.

Cita MLA (9th ed.)

Gershwin, George, i Ferde Grofe. Rhapsody in Blue. Harms, 1942.