Gaya APA

Oates, B, &. et al (1960). The church and the dark ages Faith and fact books 74 (De constantin a charlemagne a travers le chaos barbare, volume 74 in the je sais je crois series) . : burns&oates.

Gaya MLA

Oates, Burns, &. et al. "The church and the dark ages Faith and fact books 74 (De constantin a charlemagne a travers le chaos barbare, volume 74 in the je sais je crois series)". : burns&oates, 1960. Text.