Florence Nightingale, Lynn McDonald (2004). “Florence Nightingale on Public Health Care: Collected Works of Florence Nightingale”, p.218, Wilfrid Laurier Univ. Press
Cassandra Clare (2010). “Cassandra Clare: The Mortal Instrument Series (3 books): City of Bones; City of Ashes; City of Glass”, p.810, Simon and Schuster
Randy Susan Meyers, M. J. Rose, Ronlyn Domingue, Sarah Pekkanen, Jodi Picoult (2013). “Atria Book Club Bites: A Free Sampling of Ten Books Guaranteed to Feed Your Discussion”, p.152, Simon and Schuster