Tolong jelaskan mengenai Lihat pula dari Philip Schaff

Para Bapa Konsili Nicea dan Pasca-Nicea (NPNF)

Graham, Stephen R. (1995). Cosmos in the Chaos: Philip Schaff's Interpretation of Nineteenth-Century American Religion. Wm. B. Eerdmans-Lightning Source. ISBN 0-8028-0841-7

Gross, Ernie. This Day in Religion. New York: Neil-Schuman Publishers, 1990. ISBN 1-55570-045-4.