Check out the website here: http://www.davidkbowman.com/. Features excerpts from the book, photos, etc.
The book was published in 2007.
"While presenting the results of his own investigation the author reviews and correlates all the significant events relating to Amelia Earhart's disappearance, and all the significant investigations that followed. Ultimately, it will be for the reader to decide the answer. The mystery continues, for two-thirds of a century many have tried to discover its secret."