"A Conversation with Marianne Williamson: Powerful pioneer in new thought and spirituality". Interview with Maranda Pleasant, www.marandapleasantmedia.com.
Henry Walter Bates (1873). “The Naturalist on the River Amazons: A Record of Adventures, Habits of Animals, Sketches of Brazilian and Indian Life, and Aspects of Nature Under the Equator, During Eleven Years of Travel”, p.131