2. Atlas Shrugged by Ayn Rand
Dianetics by L Ron Hubbard
the Qur'an by Abu Bakr
The Book of Mormon: An Account Written by the Hand of Mormon upon Plates Taken from the Plates of Nephi by Joseph Smith, Jr.
the last question by isaac asimov
if hope you can tell how serious i'm being... although the last one is really good, although not a book, actually just a very short shory