APA (7th ed.) Citation

O'Leary, D. L. (1936). The Ethiopian Church: Historical notes on the church of Abyssinia. Soc. for Promoting Christ. Knowledge.

Chicago Style (17th ed.) Citation

O'Leary, De Lacy. The Ethiopian Church: Historical Notes on the Church of Abyssinia. London: Soc. for Promoting Christ. Knowledge, 1936.

MLA (9th ed.) Citation

O'Leary, De Lacy. The Ethiopian Church: Historical Notes on the Church of Abyssinia. Soc. for Promoting Christ. Knowledge, 1936.