Oswald Chambers (2015). “Biblical Ethics / The Moral Foundations of Life / The Philosophy of Sin: Ethical Principles for the Christian Life”, p.163, Discovery House
Cassandra Clare (2012). “Cassandra Clare: The Mortal Instruments Series (5 books): City of Bones; City of Ashes; City of Glass; City of Fallen Angels, City of Lost Souls”, p.1832, Simon and Schuster