"The Immortal Life of Henrietta Lacks" by Rebecca Skloot has 381 pages in its paperback edition.
Blue Moon has 418 pages.
Private Parts - book - has 448 pages.
510 pages this book is very good
The Necromancer (Secrets of The Immortal Nicholas Flamel) has 403 pages. The book is written by Michael Scott. Nicholas Flammel is a real person but the book is fiction.
There are 10 rules in the official MLB rule book, but each rule has many sub-sections, so there are several hundred actual rules.
Rules is 224 pages. It was written by Cynthia Lord. It was a 2007 Newbery Honor book.
The Immortal Realm has 352 pages.
Rodrick rules
A shelter can protect you from many things
This Immortal, also known as And Call Me Conrad, has 256 pages in its paperback edition.
There are many Ferengi rules of aquisition. There is even a book that has them all.