Kaye Umansky. (2005). Sophie in Charge. Mathew Price Ltd.
Cita Chicago (17th ed.)Kaye Umansky. Sophie in Charge. Mathew Price Ltd, 2005.
Cita MLA (9th ed.)Kaye Umansky. Sophie in Charge. Mathew Price Ltd, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.