William Shakespeare (2013). “The Wars of the Roses In Plain and Simple English: Includes Henry VI Parts 1 - 3 & Richard III, Richard II, Henry IV Parts 1 and 2, and Henry V”, p.1739, BookCaps Study Guides
Swami Vivekananda, Swami Adiswarananda (2006). “Vivekananda, World Teacher: His Teachings on the Spiritual Unity of Humankind”, p.86, SkyLight Paths Publishing