Max Muller (2013). “Sacred Books of the East: Including Selections from the Vedic Hymns, Zend-Avesta, Dhammapada, Upanishads, the Koran, and the Life of Buddha”, p.130, Lulu Press, Inc
George R. R. Martin (2012). “George R. R. Martin's A Game of Thrones 5-Book Boxed Set (Song of Ice and Fire Series): A Game of Thrones, A Clash of Kings, A Storm of Swords, A Feast for Crows, and and A Dance with Dragons”, p.32, Bantam
Diana Gabaldon (2015). “The Outlander Series Bundle: Books 1, 2, 3, and 4: Outlander, Dragonfly in Amber, Voyager, Drums of Autumn”, p.3834, Delacorte Press