APA (7e ed.) Bronvermelding

Bahr, G. E. Roundheads and peakheads: the truth about evil times: Gisela E. Bahr. Essays on Brecht : theater and politics.(1974).

Chicago (17e ed.) Bronvermelding

Bahr, Gisela E. "Roundheads and Peakheads: The Truth About Evil Times: Gisela E. Bahr." Essays on Brecht : Theater and Politics.(1974) .

MLA (8e ed.) Bronvermelding

Bahr, Gisela E. "Roundheads and Peakheads: The Truth About Evil Times: Gisela E. Bahr." Essays on Brecht : Theater and Politics.(1974), .