Bloomington, IN, February 04, 2010 –(PR.com)– Trafford, the pioneer in on-demand self publishing, has announced its top ten best-selling books for December 2009, according to point-of-sale data from major U.S. booksellers.

1. Principles of Marketing Engineering, by Gary L. Lilien, Arving Rangaswamy, and Arnaud de Bruyn; (Marketing).
2. Yoga Posture Adjustments and Assisting, by Stephanie Pappas; (Health).
3. Better than Steroids, by Warren Willey; (Health).
4. Workbook of Australian Idiom—Aussie Slang, by Kerrin & Carol Rowe; (Reference).
5. My Husband’s Affair Became the Best Thing That Ever Happened to Me, by Anne Bercht; (Family).
6. Text Messaging Survival Guide, by Evie Shoeman; (Reference).
7. Engaging and Empowering Aboriginal Youth, by Dr.