Formats
Trade Ed. Harper Audio 2006
CD ISBN 978-0-06-087259-5 $39.95 Ten CDs
DD ISBN 978-0-06-087852-8 $21.95
Library Ed. BBC Audiobooks America 2006
CS ISBN 978-0-7927-3934-0 $64.95 Eight cassettes
CD ISBN 978-0-7927-3935-7 $94.95 Ten CDs
MP3-CD ISBN 978-0-7927-3975-3 $59.95 One MP3-CDs