APA (7th ed.) Citation

Harkness, D. E. (2011). A discovery of witches / Deborah Harkness. Headline.

Chicago Style (17th ed.) Citation

Harkness, Deborah E. A Discovery of Witches / Deborah Harkness. London: Headline, 2011.

MLA (9th ed.) Citation

Harkness, Deborah E. A Discovery of Witches / Deborah Harkness. Headline, 2011.

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