Editions of "The Lost Hero"

English language

Published April 10, 2011 by Disney Publishing Worldwide.

Published April 10, 2010 by Puffin Books.

Published Oct. 10, 2010 by Disney publishing worldwide.

Published April 10, 2016

Published April 10, 2010 by hyperion books.

English language

Published April 10, 2014 by Penguin Books, Limited.

Spanish language

Published April 10, 2013 by Knopf Doubleday Publishing Group.