Oliver Goldsmith (1856). “The Miscellaneous Works: Letters from a citizen of the world, to his friend in the East. A familiar introduction to the study of natural history”, p.269
Margaret Visser (2010). “Much Depends on Dinner: The Extraordinary History and Mythology, Allure and Obsessions, Perils and Taboos of an Ordinary Mea”, p.76, Grove/Atlantic, Inc.