Cita APA (7a ed.)

Walden, M. (2015). Earthfall (First Simon & Schuster Books for Young Readers paperback edition.). Simon & Schuster Books for Young Readers.

Cita Chicago Style (17a ed.)

Walden, Mark. Earthfall. First Simon & Schuster Books for Young Readers paperback edition. New York, New York: Simon & Schuster Books for Young Readers, 2015.

Cita MLA (8a ed.)

Walden, Mark. Earthfall. First Simon & Schuster Books for Young Readers paperback edition. Simon & Schuster Books for Young Readers, 2015.

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