APA (7th ed.) Citation

King, K. L. (2005). What is gnosticism? (1. Harvard Univ. Pr. paperback ed.). Belknap.

Chicago Style (17th ed.) Citation

King, Karen L. What Is Gnosticism? 1. Harvard Univ. Pr. paperback ed. Cambridge, Mass. [u.a.]: Belknap, 2005.

MLA (8th ed.) Citation

King, Karen L. What Is Gnosticism? 1. Harvard Univ. Pr. paperback ed. Belknap, 2005.