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.1454, Simon and Schuster
Lauren Oliver, Veronica Roth, Lauren Conrad, Sara Shepard, Kiera Cass (2012). “Must-Read Teen Novel Sampler: For the Teen in All of Us: A Collection of Fabulous Reads”, p.10, Harper Collins