APA (7th ed.) Citation

London Oratory, Napier, M., & Laing, A. (1984). The London Oratory: Centenary 1884-1984. Trefoil.

Chicago Style (17th ed.) Citation

London Oratory, Michael Napier, and Alastair Laing. The London Oratory: Centenary 1884-1984. London: Trefoil, 1984.

MLA (9th ed.) Citation

London Oratory, et al. The London Oratory: Centenary 1884-1984. Trefoil, 1984.