Swain, R. F., & O'Brien, J. (2003). How sweet it is (and was): The history of candy. Holiday House.
Cita Chicago Style (17a ed.)Swain, Ruth Freeman, y John O'Brien. How Sweet It Is (and Was): The History of Candy. New York: Holiday House, 2003.
Cita MLA (8a ed.)Swain, Ruth Freeman, y John O'Brien. How Sweet It Is (and Was): The History of Candy. Holiday House, 2003.
Precaución: Estas citas no son 100% exactas.