APA-viite (7. p.)

Brecht, B., & Willett, J. (1990). Poems and songs from the plays. Methuen.

Chicago-viite (17. p.)

Brecht, Bertolt, ja John Willett. Poems and Songs from the Plays. London: Methuen, 1990.

MLA-viite (9. p.)

Brecht, Bertolt, ja John Willett. Poems and Songs from the Plays. Methuen, 1990.