Byrn, Anne (2016). American Cake: From colonial gingerbread to classic layer, the stories and recipes behind more than 125 of our best-loved cakes. Rodale. p. 73. ISBN9781623365431. OCLC934884678.
Smith, Andrew F., ed. (2007). The Oxford Companion to American Food and Drink. Oxford University Press. p. 536. ISBN978-0-19-530796-2. OCLC71833329.