APA (7th ed.) Citation

Johnston, S. I. (2019). Magic and Theurgy. Guide to the study of ancient magic, 694-719.

Chicago Style (17th ed.) Citation

Johnston, Sarah Iles. "Magic and Theurgy." Guide to the Study of Ancient Magic 2019: 694-719.

MLA (8th ed.) Citation

Johnston, Sarah Iles. "Magic and Theurgy." Guide to the Study of Ancient Magic, 2019, pp. 694-719.