Barkley, C., & Bishop, T. N. (2017). Marion and the secret letter (First Little Simon hardcover edition.). Little Simon.
Cita Chicago Style (17a ed.)Barkley, Callie, y Tracy Nishimura Bishop. Marion and the Secret Letter. First Little Simon hardcover edition. New York: Little Simon, 2017.
Cita MLA (8a ed.)Barkley, Callie, y Tracy Nishimura Bishop. Marion and the Secret Letter. First Little Simon hardcover edition. Little Simon, 2017.
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