APA (7th ed.) Citation

Cameron, M. L., Thomas, o. C., & Howell, A. G. F. (1926). The inquiring pilgrim's guide to Assisi. Methuen.

Chicago Style (17th ed.) Citation

Cameron, Mary Lovett, of Celano Thomas, and A. G. Ferrers Howell. The Inquiring Pilgrim's Guide to Assisi. London: Methuen, 1926.

MLA (8th ed.) Citation

Cameron, Mary Lovett, et al. The Inquiring Pilgrim's Guide to Assisi. Methuen, 1926.