Παραπομπή σε μορφή APA (7η εκδ.)

Kessler, M. Between History and Futurology: Ossip K. Flechtheim / Mario Kessler. German scholars in exile : new studies in intellectual history.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kessler, Mario. "Between History and Futurology: Ossip K. Flechtheim / Mario Kessler." German Scholars in Exile : New Studies in Intellectual History .

Παραπομπή σε μορφή MLA (8th εκδ.)

Kessler, Mario. "Between History and Futurology: Ossip K. Flechtheim / Mario Kessler." German Scholars in Exile : New Studies in Intellectual History, .