Martin, C., Bial, H., & Martin, C. (1999). Bertolt Brecht: A critical anthology. Routledge.
Lua i Stíl Chicago (17ú heag.)Martin, Carol, Henry Bial, agus Carol Martin. Bertolt Brecht: A Critical Anthology. London: Routledge, 1999.
Lua MLA (9ú heag.)Martin, Carol, et al. Bertolt Brecht: A Critical Anthology. Routledge, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.