Cita APA (7th ed.)

Vonnegut, K. (1986). Player piano. Graffon books (Collins).

Cita Chicago (17th ed.)

Vonnegut, Kurt. Player Piano. London ; Glasgow ; Toronto ; Sydney ; [etc.]: Graffon books (Collins), 1986.

Cita MLA (8th ed.)

Vonnegut, Kurt. Player Piano. Graffon books (Collins), 1986.