USA

• Amazon
• Barnes & Noble
• Booksamillion.com
• Booksense [Independent Booksellers]
• Borders [unofficial site/under construction]
• Powell's Books

Canada

• Amazon.ca

• Chapters.indigo.ca

UK

• Amazon.co.uk
• Tesco.com

Audiobook
▪ iTunes
▪ Tantor Audio
▪ Audible

British Edition