Albert Jack, What Caesar Did for My Salad: Not to Mention the Earl's Sandwich, Pavlova's Meringue and Other Curious Stories Behind Our Favourite Food, 2010, ISBN1-84614-254-7, p. 141 at Google Books
Gael Greene, "Le Colisee Thrown to the Lions", New York (magazine) November 3, 1975, p. 101
Murrey, Thomas Jefferson (1887). "Eating Before Sleeping". Cookery for Invalids (edisi ke-1st). New York City: White Stokes & Allen. hlm. 30–33. Diakses tanggal 2013-12-24.