Keppel, L. O. (1930). An era of martyrs. Catholic Truth Society.
Citación estilo ChicagoKeppel, Leopoldina Olivia. An Era of Martyrs. London: Catholic Truth Society, 1930.
Cita MLAKeppel, Leopoldina Olivia. An Era of Martyrs. Catholic Truth Society, 1930.
Warning: These citations may not always be 100% accurate.