Thank you for your interest!
You can purchase both the printed versions of the book and the Companion Workbook here: http://karenlinsley.com/?p=14828
They sell for a combined $25, shipping included.
I also have e-versions of both the book and the Companion Workbook.
The book sells in printed soft cover for $8.99 and e-version for $3.99. The Companion Workbook sells in printed version for $15 and in e-version for $10.
If you live in the Carson Valley or Lake Tahoe areas, contact me to purchase your copy and I will hand deliver with an autograph! I also sell my books wherever I speak and/or do workshops.