APA (7th ed.) Citation

Harmless, W., Fitzgerald, A., & Cavadini, J. C. (1999). Catechumens, Catechumenate.

Chicago Style (17th ed.) Citation

Harmless, William, Allan Fitzgerald, and John C. Cavadini. Catechumens, Catechumenate. 1999.

MLA (8th ed.) Citation

Harmless, William, et al. Catechumens, Catechumenate. 1999.

Warning: These citations may not always be 100% accurate.