New York : Henry Holt and Company, 2016
First American edition.

New York : Bloomsbury, 2014

New York : Simon Pulse, 2016
First Simon Pulse hardcover edition.

New York ; Boston : Little, Brown and Company, 2015
First edition.

New York : Walker Books, an imprint of Bloomsbury, 2014

New York : Farrar Straus Giroux, 2013
First edition.

New York : HarperTeen, 2012
1st ed.

Santa Fe, New Mexico : LeafStorm Press, 2016
First edition.

New York : Henry Holt and Company, 2015
First American edition.

New York : Bloomsbury Children's Books : Distributed to the trade by Macmillan Publishers, 2012
1st U.S. ed.

New York : Little, Brown and Company, 2014
First edition.

New York : Little, Brown and Company, 2014
First edition.

Los Angeles : Disney-Hyperion, 2015
First U.S. edition.

New York, New York : Viking , 2016

[London, United Kingdom] : Frances Lincoln Children's Books, an imprint of The Quarto Group, 2019
First English language edition.

New York : Henry Holt and Company, 2015
First edition.

New York : Hyperion, 2014

New York : Simon & Schuster Books for Young Readers, 2015
First edition.

Toronto : James Lorimer & Company Ltd., Publishers, 2023

New York, New York : Bloomsbury, 2014