APA Alıntı

Willett, J. (1990). Bertolt Brecht: Poems and Songs from the Plays (1st.). Mathuen.

Chicago Stili Alıntı

Willett, John. Bertolt Brecht: Poems and Songs from the Plays. 1st. London: Mathuen, 1990.

MLA Alıntı

Willett, John. Bertolt Brecht: Poems and Songs from the Plays. 1st. Mathuen, 1990.