Calkhoven, L., Freeman, P., & Willis, D. (2013). Heroes of Olympus (1st Simon & Schuster Bks. for Young Readers pbk. ed.). Simon & Schuster Books for Young Readers.
Cita Chicago Style (17a ed.)Calkhoven, Laurie, Philip Freeman, y Drew Willis. Heroes of Olympus. 1st Simon & Schuster Bks. for Young Readers pbk. ed. New York: Simon & Schuster Books for Young Readers, 2013.
Cita MLA (8a ed.)Calkhoven, Laurie, et al. Heroes of Olympus. 1st Simon & Schuster Bks. for Young Readers pbk. ed. Simon & Schuster Books for Young Readers, 2013.
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