Παραπομπή σε μορφή APA (7η εκδ.)

Gortz, F. J. Heinrich boll, on his death selected obituaries and the last interview. Intet nationes bonn.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gortz, Franz Josef. Heinrich Boll, on His Death Selected Obituaries and the Last Interview. Intet nationes bonn.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gortz, Franz Josef. Heinrich Boll, on His Death Selected Obituaries and the Last Interview. Intet nationes bonn.