APA (7th ed.) Citation

R. A., Webb, J., & Mather, I. A companion for prayer in times of extraordinary danger.

Chicago Style (17th ed.) Citation

R. A., John Webb, and Increase Mather. A Companion for Prayer in Times of Extraordinary Danger.

MLA (9th ed.) Citation

R. A., et al. A Companion for Prayer in Times of Extraordinary Danger.