"The God Man: The Life, Journeys and Work of Meher Baba with an Interpretation of His Silence and Spiritual Teaching". Book by Charles Benjamin Purdom, December 25, 1964.
Thomas Hobbes (1750). “The Moral and Political Works To which is Prefixed the Autors Life, Extracted from that Said to be Written by Himself ... Illustr. by the Ed. - London 1750”, p.201
Harvard Business Review, Peter Ferdinand Drucker, Clayton Christensen, Daniel Goleman (2014). “The HBRs 10 Must Reads Collection (12 Books) (HBRs 10 Must Reads)”, p.502, Harvard Business Review Press