Charles Churchill, George Gilfillan (1855). “The poetical works of Charles Churchill: with memoir, critical dissertation, and explanatory notes / by the Rev. George Gilfillan”, p.102
Mark Twain (2014). “Mark Twain on Common Sense: Timeless Advice and Words of Wisdom from America's Most-Revered Humorist”, p.34, Skyhorse Publishing, Inc.