Cita APA (7th ed.)

Rodgers, R., Hammerstein, O., & Walker, D. (2019). Exit of Billy & heavenly friends. Concord Theatricaks.

Cita Chicago (17th ed.)

Rodgers, Richard, Oscar Hammerstein, i Don Walker. Exit of Billy & Heavenly Friends. [S. l.]: Concord Theatricaks, 2019.

Cita MLA (9th ed.)

Rodgers, Richard, et al. Exit of Billy & Heavenly Friends. Concord Theatricaks, 2019.