Alexander Pope, William Warburton (1751). “The Works of Alexander Pope: Esq., with His Last Corrections, Additions, and Improvements; as They Were Delivered to the Editor a Little Before His Death; Together with the Commentaries and Notes of Mr. Warburton”, p.129
Socrates, Plato, Aristotle (1967). “Wit and Wisdom of Socrates, Plato, Aristotle: Being a Treasury of Thousands of Glorious, Inspiring and Imperishable Thoughts, Views and Observations of the Three Great Greek Philosophers, Classified Under about Four Hundred Subjects for Comparative Study”
Louis O. Kelso, Patricia Hetter Kelso (1967). “Two-factor Theory: the Economics of Reality; how to Turn Eighty Million Workers Into Capitalists on Borrowed Money, and Other Proposals”, New York : Vintage Books
"The First Great Commandment". Jeffrey R. Holland's address at the General Conference of the Church of Jesus Christ of Latter-day Saints, www.lds.org. October 2012.