Formats
Trade Ed. Blackstone Audio 2010
CD ISBN 9781441756565 $34.95 Fifteen CDs
MP3-CD ISBN 9781441756572 $44.95 Two MP3-CDs
DD ISBN multiple sources
Library Ed. Blackstone Audio 2010
CS ISBN 9781441756534 $89.95 Thirteen cassettes
CD ISBN 9781441756541 $118.00 Fifteen CDs