Simon, R., Simon, T. R., & Siegel, M. (2015). Oskar and the eight blessings (First edition.). New York: Roaring Brook Press.
Trích dẫn kiểu ChicagoSimon, Richard, T. R. Simon, và Mark Siegel. Oskar and the Eight Blessings. First edition. New York: Roaring Brook Press, 2015.
Deismireacht MLASimon, Richard, T. R. Simon, và Mark Siegel. Oskar and the Eight Blessings. First edition. New York: Roaring Brook Press, 2015.
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