He has written over 40 novels-several 7 part series, a 6 part serial as well as numerous short stories.
The Dark Tower series of six are available below. Just click on the book to order.
The Gunslinger (The Dark Tower, Book 1)
The Drawing of the Three (The Dark Tower, Book 2)
The Waste Lands (The Dark Tower, Book 3)
Wizard and Glass (The Dark Tower, Book 4)
Wolves of the Calla (The Dark Tower, Book 5)
Song of Susannah (The Dark Tower, Book 6)
The Dark Tower (The Dark Tower, Book 7)
Lisey's Story
The Stand: Expanded Edition: For the First Time Complete and Uncut (Signet)
Misery
The Shining