Gaya APA

Tilby, A. (2009). The seven deadly sins: Their origin in the spiritual teaching of Evagrius the Hermit. . London: London Society for Promoting Christian Knowledge.

Gaya MLA

Tilby, Angela. "The seven deadly sins: Their origin in the spiritual teaching of Evagrius the Hermit. ". London: London Society for Promoting Christian Knowledge, 2009. Buku.