Editions of "Servant of the Underworld"

English language

Published March 26, 2010 by HarperCollins Publishers.

English language

Published Dec. 22, 2010 by HarperCollins Publishers Limited.

English language

Published July 28, 2011 by HarperCollins Publishers Limited.

English language

Published July 28, 2010 by HarperCollins Publishers Limited.

English language

Published July 28, 2014 by HarperCollins Publishers.