Brecht, B. A worker's speech to a doctor: Bertolt Brecht. The body in the library : a literary anthology of modern medicine.(2003).

Brecht, Bertolt. "A Worker's Speech to a Doctor: Bertolt Brecht." The Body in the Library : A Literary Anthology of Modern Medicine.(2003) .

Brecht, Bertolt. "A Worker's Speech to a Doctor: Bertolt Brecht." The Body in the Library : A Literary Anthology of Modern Medicine.(2003), .