Bishop, C. (2012). Princess Academy: Palace of stone. AudioGO.
Cita Chicago Style (17a ed.)Bishop, Cynthia. Princess Academy: Palace of Stone. [North Kingstown, RI]: AudioGO, 2012.
Cita MLA (8a ed.)Bishop, Cynthia. Princess Academy: Palace of Stone. AudioGO, 2012.
Precaución: Estas citas no son 100% exactas.