William Rosen has written at least 12 books. Their most popular book is The most powerful idea in the world with 12 saves with an average rating of 4⭐.
2010 • 12 Readers • 370 pages • 4
7 Readers • 3.5
2014 • 7 Readers • 320 pages • 3.5
2015 • 6 Readers • 312 pages • 4.5
2017 • 5 Readers • 370 pages • 4.5
2015 • 5 Readers • 3.5
2007 • 3 Readers • 384 pages • 3.7
2014 • 1 Reader • 320 pages
2007 • 1 Reader
2010 • 1 Reader • 400 pages
2017
2016 • 222 pages