Woodruff, L. (2020). Once upon a winter day (First edition.). Holiday House.
Cita Chicago Style (17a ed.)Woodruff, Liza. Once upon a Winter Day. First edition. New York: Holiday House, 2020.
Cita MLA (8a ed.)Woodruff, Liza. Once upon a Winter Day. First edition. Holiday House, 2020.
Precaución: Estas citas no son 100% exactas.