35 books • 4 series
Sisterhood Everlasting (Sisterhood of the Traveling Pants) (Sisterhood of the Traveling Pants, #5)
Ann Brashares Summers of the Sisterhood Collection (Sisterhood of the Traveling Pants, Books 1-5)
The Sisterhood of the Traveling Pants Complete Collection (Sisterhood of the Traveling Pants, Books 1-4)
The Sisterhood of the Traveling Pants--3-Book Boxed Set (Sisterhood of the Traveling Pants, Books 1-3)
The Sisterhood of the Traveling Pants / the Second Summer of the Sisterhood (Sisterhood of the Traveling Pants, Books 1-2)